490697116

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{70951}}^1$

素因数の和:70994

約数の個数: 48

約数和(自身を含む): 1112527360

約数和(自身を除く): 621830244

約数列:

[1, 2, 4, 7, 13, 14, 19, 26, 28, 38, 52, 76, 91, 133, 182, 247, 266, 364, 494, 532, 988, 1729, 3458, 6916, 70951, 141902, 283804, 496657, 922363, 993314, 1348069, 1844726, 1986628, 2696138, 3689452, 5392276, 6456541, 9436483, 12913082, 17524897, 18872966, 25826164, 35049794, 37745932, 70099588, 122674279, 245348558, 490697116]

約数ペア:

[(1, 490697116), (2, 245348558), (4, 122674279), (7, 70099588), (13, 37745932), (14, 35049794), (19, 25826164), (26, 18872966), (28, 17524897), (38, 12913082), (52, 9436483), (76, 6456541), (91, 5392276), (133, 3689452), (182, 2696138), (247, 1986628), (266, 1844726), (364, 1348069), (494, 993314), (532, 922363), (988, 496657), (1729, 283804), (3458, 141902), (6916, 70951)]