174951972

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{31}}^2\times {\mathrm{389}}^1$

素因数の和:474

約数の個数: 108

約数和(自身を含む): 493381980

約数和(自身を除く): 318430008

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 31, 36, 39, 52, 62, 78, 93, 117, 124, 156, 186, 234, 279, 372, 389, 403, 468, 558, 778, 806, 961, 1116, 1167, 1209, 1556, 1612, 1922, 2334, 2418, 2883, 3501, 3627, 3844, 4668, 4836, 5057, 5766, 7002, 7254, 8649, 10114, 11532, 12059, 12493, 14004, 14508, 15171, 17298, 20228, 24118, 24986, 30342, 34596, 36177, 37479, 45513, 48236, 49972, 60684, 72354, 74958, 91026, 108531, 112437, 144708, 149916, 156767, 182052, 217062, 224874, 313534, 373829, 434124, 449748, 470301, 627068, 747658, 940602, 1121487, 1410903, 1495316, 1881204, 2242974, 2821806, 3364461, 4485948, 4859777, 5643612, 6728922, 9719554, 13457844, 14579331, 19439108, 29158662, 43737993, 58317324, 87475986, 174951972]

約数ペア:

[(1, 174951972), (2, 87475986), (3, 58317324), (4, 43737993), (6, 29158662), (9, 19439108), (12, 14579331), (13, 13457844), (18, 9719554), (26, 6728922), (31, 5643612), (36, 4859777), (39, 4485948), (52, 3364461), (62, 2821806), (78, 2242974), (93, 1881204), (117, 1495316), (124, 1410903), (156, 1121487), (186, 940602), (234, 747658), (279, 627068), (372, 470301), (389, 449748), (403, 434124), (468, 373829), (558, 313534), (778, 224874), (806, 217062), (961, 182052), (1116, 156767), (1167, 149916), (1209, 144708), (1556, 112437), (1612, 108531), (1922, 91026), (2334, 74958), (2418, 72354), (2883, 60684), (3501, 49972), (3627, 48236), (3844, 45513), (4668, 37479), (4836, 36177), (5057, 34596), (5766, 30342), (7002, 24986), (7254, 24118), (8649, 20228), (10114, 17298), (11532, 15171), (12059, 14508), (12493, 14004)]