291249634

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{181}}^1\times {\mathrm{199}}^1\times {\mathrm{311}}^1$

素因数の和:706

約数の個数: 32

約数和(自身を含む): 476985600

約数和(自身を除く): 185735966

約数列:

[1, 2, 13, 26, 181, 199, 311, 362, 398, 622, 2353, 2587, 4043, 4706, 5174, 8086, 36019, 56291, 61889, 72038, 112582, 123778, 468247, 731783, 804557, 936494, 1463566, 1609114, 11201909, 22403818, 145624817, 291249634]

約数ペア:

[(1, 291249634), (2, 145624817), (13, 22403818), (26, 11201909), (181, 1609114), (199, 1463566), (311, 936494), (362, 804557), (398, 731783), (622, 468247), (2353, 123778), (2587, 112582), (4043, 72038), (4706, 61889), (5174, 56291), (8086, 36019)]