678702921728

素因数分解:

$2^{11}\times {\mathrm{13}}^1\times {\mathrm{25492147}}^1$

素因数の和:25492182

約数の個数: 48

約数和(自身を含む): 1461464844840

約数和(自身を除く): 782761923112

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 64, 104, 128, 208, 256, 416, 512, 832, 1024, 1664, 2048, 3328, 6656, 13312, 26624, 25492147, 50984294, 101968588, 203937176, 331397911, 407874352, 662795822, 815748704, 1325591644, 1631497408, 2651183288, 3262994816, 5302366576, 6525989632, 10604733152, 13051979264, 21209466304, 26103958528, 42418932608, 52207917056, 84837865216, 169675730432, 339351460864, 678702921728]

約数ペア:

[(1, 678702921728), (2, 339351460864), (4, 169675730432), (8, 84837865216), (13, 52207917056), (16, 42418932608), (26, 26103958528), (32, 21209466304), (52, 13051979264), (64, 10604733152), (104, 6525989632), (128, 5302366576), (208, 3262994816), (256, 2651183288), (416, 1631497408), (512, 1325591644), (832, 815748704), (1024, 662795822), (1664, 407874352), (2048, 331397911), (3328, 203937176), (6656, 101968588), (13312, 50984294), (26624, 25492147)]