221793208

素因数分解:

$2^3\times 7^2\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{613}}^1$

素因数の和:717

約数の個数: 96

約数和(自身を含む): 529169760

約数和(自身を除く): 307376552

約数列:

[1, 2, 4, 7, 8, 13, 14, 26, 28, 49, 52, 56, 71, 91, 98, 104, 142, 182, 196, 284, 364, 392, 497, 568, 613, 637, 728, 923, 994, 1226, 1274, 1846, 1988, 2452, 2548, 3479, 3692, 3976, 4291, 4904, 5096, 6461, 6958, 7384, 7969, 8582, 12922, 13916, 15938, 17164, 25844, 27832, 30037, 31876, 34328, 43523, 45227, 51688, 55783, 60074, 63752, 87046, 90454, 111566, 120148, 174092, 180908, 223132, 240296, 304661, 348184, 361816, 390481, 446264, 565799, 609322, 780962, 1131598, 1218644, 1561924, 2132627, 2263196, 2437288, 3123848, 3960593, 4265254, 4526392, 7921186, 8530508, 15842372, 17061016, 27724151, 31684744, 55448302, 110896604, 221793208]

約数ペア:

[(1, 221793208), (2, 110896604), (4, 55448302), (7, 31684744), (8, 27724151), (13, 17061016), (14, 15842372), (26, 8530508), (28, 7921186), (49, 4526392), (52, 4265254), (56, 3960593), (71, 3123848), (91, 2437288), (98, 2263196), (104, 2132627), (142, 1561924), (182, 1218644), (196, 1131598), (284, 780962), (364, 609322), (392, 565799), (497, 446264), (568, 390481), (613, 361816), (637, 348184), (728, 304661), (923, 240296), (994, 223132), (1226, 180908), (1274, 174092), (1846, 120148), (1988, 111566), (2452, 90454), (2548, 87046), (3479, 63752), (3692, 60074), (3976, 55783), (4291, 51688), (4904, 45227), (5096, 43523), (6461, 34328), (6958, 31876), (7384, 30037), (7969, 27832), (8582, 25844), (12922, 17164), (13916, 15938)]