1216391878

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{199}}^1\times {\mathrm{233}}^1\times {\mathrm{1009}}^1$

素因数の和:1456

約数の個数: 32

約数和(自身を含む): 1985256000

約数和(自身を除く): 768864122

約数列:

[1, 2, 13, 26, 199, 233, 398, 466, 1009, 2018, 2587, 3029, 5174, 6058, 13117, 26234, 46367, 92734, 200791, 235097, 401582, 470194, 602771, 1205542, 2610283, 3056261, 5220566, 6112522, 46784303, 93568606, 608195939, 1216391878]

約数ペア:

[(1, 1216391878), (2, 608195939), (13, 93568606), (26, 46784303), (199, 6112522), (233, 5220566), (398, 3056261), (466, 2610283), (1009, 1205542), (2018, 602771), (2587, 470194), (3029, 401582), (5174, 235097), (6058, 200791), (13117, 92734), (26234, 46367)]