1788335874

素因数分解:

$2^1\times 3^3\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{2221}}^1$

素因数の和:2313

約数の個数: 128

約数和(自身を含む): 4539279360

約数和(自身を除く): 2750943486

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 27, 31, 37, 39, 54, 62, 74, 78, 93, 111, 117, 186, 222, 234, 279, 333, 351, 403, 481, 558, 666, 702, 806, 837, 962, 999, 1147, 1209, 1443, 1674, 1998, 2221, 2294, 2418, 2886, 3441, 3627, 4329, 4442, 6663, 6882, 7254, 8658, 10323, 10881, 12987, 13326, 14911, 19989, 20646, 21762, 25974, 28873, 29822, 30969, 39978, 44733, 57746, 59967, 61938, 68851, 82177, 86619, 89466, 119934, 134199, 137702, 164354, 173238, 206553, 246531, 259857, 268398, 402597, 413106, 493062, 519714, 619659, 739593, 779571, 805194, 895063, 1068301, 1239318, 1479186, 1559142, 1790126, 1858977, 2136602, 2218779, 2547487, 2685189, 3204903, 3717954, 4437558, 5094974, 5370378, 6409806, 7642461, 8055567, 9614709, 15284922, 16111134, 19229418, 22927383, 24166701, 28844127, 33117331, 45854766, 48333402, 57688254, 66234662, 68782149, 99351993, 137564298, 198703986, 298055979, 596111958, 894167937, 1788335874]

約数ペア:

[(1, 1788335874), (2, 894167937), (3, 596111958), (6, 298055979), (9, 198703986), (13, 137564298), (18, 99351993), (26, 68782149), (27, 66234662), (31, 57688254), (37, 48333402), (39, 45854766), (54, 33117331), (62, 28844127), (74, 24166701), (78, 22927383), (93, 19229418), (111, 16111134), (117, 15284922), (186, 9614709), (222, 8055567), (234, 7642461), (279, 6409806), (333, 5370378), (351, 5094974), (403, 4437558), (481, 3717954), (558, 3204903), (666, 2685189), (702, 2547487), (806, 2218779), (837, 2136602), (962, 1858977), (999, 1790126), (1147, 1559142), (1209, 1479186), (1443, 1239318), (1674, 1068301), (1998, 895063), (2221, 805194), (2294, 779571), (2418, 739593), (2886, 619659), (3441, 519714), (3627, 493062), (4329, 413106), (4442, 402597), (6663, 268398), (6882, 259857), (7254, 246531), (8658, 206553), (10323, 173238), (10881, 164354), (12987, 137702), (13326, 134199), (14911, 119934), (19989, 89466), (20646, 86619), (21762, 82177), (25974, 68851), (28873, 61938), (29822, 59967), (30969, 57746), (39978, 44733)]