61988654

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{10987}}^1$

素因数の和:11040

約数の個数: 32

約数和(自身を含む): 118142976

約数和(自身を除く): 56154322

約数列:

[1, 2, 7, 13, 14, 26, 31, 62, 91, 182, 217, 403, 434, 806, 2821, 5642, 10987, 21974, 76909, 142831, 153818, 285662, 340597, 681194, 999817, 1999634, 2384179, 4427761, 4768358, 8855522, 30994327, 61988654]

約数ペア:

[(1, 61988654), (2, 30994327), (7, 8855522), (13, 4768358), (14, 4427761), (26, 2384179), (31, 1999634), (62, 999817), (91, 681194), (182, 340597), (217, 285662), (403, 153818), (434, 142831), (806, 76909), (2821, 21974), (5642, 10987)]