388635312

素因数分解:

$2^4\times 3^1\times {\mathrm{13}}^1\times {\mathrm{622813}}^1$

素因数の和:622837

約数の個数: 40

約数和(自身を含む): 1081205104

約数和(自身を除く): 692569792

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 39, 48, 52, 78, 104, 156, 208, 312, 624, 622813, 1245626, 1868439, 2491252, 3736878, 4982504, 7473756, 8096569, 9965008, 14947512, 16193138, 24289707, 29895024, 32386276, 48579414, 64772552, 97158828, 129545104, 194317656, 388635312]

約数ペア:

[(1, 388635312), (2, 194317656), (3, 129545104), (4, 97158828), (6, 64772552), (8, 48579414), (12, 32386276), (13, 29895024), (16, 24289707), (24, 16193138), (26, 14947512), (39, 9965008), (48, 8096569), (52, 7473756), (78, 4982504), (104, 3736878), (156, 2491252), (208, 1868439), (312, 1245626), (624, 622813)]