155387388

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^2\times {\mathrm{193}}^1\times {\mathrm{397}}^1$

素因数の和:623

約数の個数: 72

約数和(自身を含む): 395634288

約数和(自身を除く): 240246900

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 78, 156, 169, 193, 338, 386, 397, 507, 579, 676, 772, 794, 1014, 1158, 1191, 1588, 2028, 2316, 2382, 2509, 4764, 5018, 5161, 7527, 10036, 10322, 15054, 15483, 20644, 30108, 30966, 32617, 61932, 65234, 67093, 76621, 97851, 130468, 134186, 153242, 195702, 201279, 229863, 268372, 306484, 391404, 402558, 459726, 805116, 919452, 996073, 1992146, 2988219, 3984292, 5976438, 11952876, 12948949, 25897898, 38846847, 51795796, 77693694, 155387388]

約数ペア:

[(1, 155387388), (2, 77693694), (3, 51795796), (4, 38846847), (6, 25897898), (12, 12948949), (13, 11952876), (26, 5976438), (39, 3984292), (52, 2988219), (78, 1992146), (156, 996073), (169, 919452), (193, 805116), (338, 459726), (386, 402558), (397, 391404), (507, 306484), (579, 268372), (676, 229863), (772, 201279), (794, 195702), (1014, 153242), (1158, 134186), (1191, 130468), (1588, 97851), (2028, 76621), (2316, 67093), (2382, 65234), (2509, 61932), (4764, 32617), (5018, 30966), (5161, 30108), (7527, 20644), (10036, 15483), (10322, 15054)]