245643944

素因数分解:

$2^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{383}}^1\times {\mathrm{881}}^1$

素因数の和:1290

約数の個数: 64

約数和(自身を含む): 568995840

約数和(自身を除く): 323351896

約数列:

[1, 2, 4, 7, 8, 13, 14, 26, 28, 52, 56, 91, 104, 182, 364, 383, 728, 766, 881, 1532, 1762, 2681, 3064, 3524, 4979, 5362, 6167, 7048, 9958, 10724, 11453, 12334, 19916, 21448, 22906, 24668, 34853, 39832, 45812, 49336, 69706, 80171, 91624, 139412, 160342, 278824, 320684, 337423, 641368, 674846, 1349692, 2361961, 2699384, 4386499, 4723922, 8772998, 9447844, 17545996, 18895688, 30705493, 35091992, 61410986, 122821972, 245643944]

約数ペア:

[(1, 245643944), (2, 122821972), (4, 61410986), (7, 35091992), (8, 30705493), (13, 18895688), (14, 17545996), (26, 9447844), (28, 8772998), (52, 4723922), (56, 4386499), (91, 2699384), (104, 2361961), (182, 1349692), (364, 674846), (383, 641368), (728, 337423), (766, 320684), (881, 278824), (1532, 160342), (1762, 139412), (2681, 91624), (3064, 80171), (3524, 69706), (4979, 49336), (5362, 45812), (6167, 39832), (7048, 34853), (9958, 24668), (10724, 22906), (11453, 21448), (12334, 19916)]