391323608

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{97}}^1\times {\mathrm{38791}}^1$

素因数の和:38907

約数の個数: 32

約数和(自身を含む): 798339360

約数和(自身を除く): 407015752

約数列:

[1, 2, 4, 8, 13, 26, 52, 97, 104, 194, 388, 776, 1261, 2522, 5044, 10088, 38791, 77582, 155164, 310328, 504283, 1008566, 2017132, 3762727, 4034264, 7525454, 15050908, 30101816, 48915451, 97830902, 195661804, 391323608]

約数ペア:

[(1, 391323608), (2, 195661804), (4, 97830902), (8, 48915451), (13, 30101816), (26, 15050908), (52, 7525454), (97, 4034264), (104, 3762727), (194, 2017132), (388, 1008566), (776, 504283), (1261, 310328), (2522, 155164), (5044, 77582), (10088, 38791)]