391123668

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{2507203}}^1$

素因数の和:2507223

約数の個数: 24

約数和(自身を含む): 982823968

約数和(自身を除く): 591700300

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 78, 156, 2507203, 5014406, 7521609, 10028812, 15043218, 30086436, 32593639, 65187278, 97780917, 130374556, 195561834, 391123668]

約数ペア:

[(1, 391123668), (2, 195561834), (3, 130374556), (4, 97780917), (6, 65187278), (12, 32593639), (13, 30086436), (26, 15043218), (39, 10028812), (52, 7521609), (78, 5014406), (156, 2507203)]