397376444

素因数分解:

$2^2\times {\mathrm{29}}^1\times {\mathrm{83}}^1\times {\mathrm{149}}^1\times {\mathrm{277}}^1$

素因数の和:542

約数の個数: 48

約数和(自身を含む): 735588000

約数和(自身を除く): 338211556

約数列:

[1, 2, 4, 29, 58, 83, 116, 149, 166, 277, 298, 332, 554, 596, 1108, 2407, 4321, 4814, 8033, 8642, 9628, 12367, 16066, 17284, 22991, 24734, 32132, 41273, 45982, 49468, 82546, 91964, 165092, 358643, 666739, 717286, 1196917, 1333478, 1434572, 2393834, 2666956, 3425659, 4787668, 6851318, 13702636, 99344111, 198688222, 397376444]

約数ペア:

[(1, 397376444), (2, 198688222), (4, 99344111), (29, 13702636), (58, 6851318), (83, 4787668), (116, 3425659), (149, 2666956), (166, 2393834), (277, 1434572), (298, 1333478), (332, 1196917), (554, 717286), (596, 666739), (1108, 358643), (2407, 165092), (4321, 91964), (4814, 82546), (8033, 49468), (8642, 45982), (9628, 41273), (12367, 32132), (16066, 24734), (17284, 22991)]