159920826

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{71}}^1\times {\mathrm{431}}^1$

素因数の和:587

約数の個数: 64

約数和(自身を含む): 355332096

約数和(自身を除く): 195411270

約数列:

[1, 2, 3, 6, 13, 26, 39, 67, 71, 78, 134, 142, 201, 213, 402, 426, 431, 862, 871, 923, 1293, 1742, 1846, 2586, 2613, 2769, 4757, 5226, 5538, 5603, 9514, 11206, 14271, 16809, 28542, 28877, 30601, 33618, 57754, 61202, 61841, 86631, 91803, 123682, 173262, 183606, 185523, 371046, 375401, 397813, 750802, 795626, 1126203, 1193439, 2050267, 2252406, 2386878, 4100534, 6150801, 12301602, 26653471, 53306942, 79960413, 159920826]

約数ペア:

[(1, 159920826), (2, 79960413), (3, 53306942), (6, 26653471), (13, 12301602), (26, 6150801), (39, 4100534), (67, 2386878), (71, 2252406), (78, 2050267), (134, 1193439), (142, 1126203), (201, 795626), (213, 750802), (402, 397813), (426, 375401), (431, 371046), (862, 185523), (871, 183606), (923, 173262), (1293, 123682), (1742, 91803), (1846, 86631), (2586, 61841), (2613, 61202), (2769, 57754), (4757, 33618), (5226, 30601), (5538, 28877), (5603, 28542), (9514, 16809), (11206, 14271)]