401375338

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^2\times {\mathrm{17}}^2\times {\mathrm{587}}^1$

素因数の和:656

約数の個数: 72

約数和(自身を含む): 792826272

約数和(自身を除く): 391450934

約数列:

[1, 2, 7, 13, 14, 17, 26, 34, 91, 119, 169, 182, 221, 238, 289, 338, 442, 578, 587, 1174, 1183, 1547, 2023, 2366, 2873, 3094, 3757, 4046, 4109, 5746, 7514, 7631, 8218, 9979, 15262, 19958, 20111, 26299, 40222, 48841, 52598, 53417, 69853, 97682, 99203, 106834, 129727, 139706, 169643, 198406, 259454, 339286, 341887, 683774, 694421, 908089, 1187501, 1388842, 1686451, 1816178, 2205359, 2375002, 3372902, 4410718, 11805157, 15437513, 23610314, 28669667, 30875026, 57339334, 200687669, 401375338]

約数ペア:

[(1, 401375338), (2, 200687669), (7, 57339334), (13, 30875026), (14, 28669667), (17, 23610314), (26, 15437513), (34, 11805157), (91, 4410718), (119, 3372902), (169, 2375002), (182, 2205359), (221, 1816178), (238, 1686451), (289, 1388842), (338, 1187501), (442, 908089), (578, 694421), (587, 683774), (1174, 341887), (1183, 339286), (1547, 259454), (2023, 198406), (2366, 169643), (2873, 139706), (3094, 129727), (3757, 106834), (4046, 99203), (4109, 97682), (5746, 69853), (7514, 53417), (7631, 52598), (8218, 48841), (9979, 40222), (15262, 26299), (19958, 20111)]