78981708

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{26647}}^1$

素因数の和:26686

約数の個数: 48

約数和(自身を含む): 208920320

約数和(自身を除く): 129938612

約数列:

[1, 2, 3, 4, 6, 12, 13, 19, 26, 38, 39, 52, 57, 76, 78, 114, 156, 228, 247, 494, 741, 988, 1482, 2964, 26647, 53294, 79941, 106588, 159882, 319764, 346411, 506293, 692822, 1012586, 1039233, 1385644, 1518879, 2025172, 2078466, 3037758, 4156932, 6075516, 6581809, 13163618, 19745427, 26327236, 39490854, 78981708]

約数ペア:

[(1, 78981708), (2, 39490854), (3, 26327236), (4, 19745427), (6, 13163618), (12, 6581809), (13, 6075516), (19, 4156932), (26, 3037758), (38, 2078466), (39, 2025172), (52, 1518879), (57, 1385644), (76, 1039233), (78, 1012586), (114, 692822), (156, 506293), (228, 346411), (247, 319764), (494, 159882), (741, 106588), (988, 79941), (1482, 53294), (2964, 26647)]