247497614

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{43867}}^1$

素因数の和:43920

約数の個数: 32

約数和(自身を含む): 471668736

約数和(自身を除く): 224171122

約数列:

[1, 2, 7, 13, 14, 26, 31, 62, 91, 182, 217, 403, 434, 806, 2821, 5642, 43867, 87734, 307069, 570271, 614138, 1140542, 1359877, 2719754, 3991897, 7983794, 9519139, 17678401, 19038278, 35356802, 123748807, 247497614]

約数ペア:

[(1, 247497614), (2, 123748807), (7, 35356802), (13, 19038278), (14, 17678401), (26, 9519139), (31, 7983794), (62, 3991897), (91, 2719754), (182, 1359877), (217, 1140542), (403, 614138), (434, 570271), (806, 307069), (2821, 87734), (5642, 43867)]