260045107

素因数分解:

$7^4\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{277}}^1$

素因数の和:345

約数の個数: 40

約数和(自身を含む): 336388896

約数和(自身を除く): 76343789

約数列:

[1, 7, 17, 23, 49, 119, 161, 277, 343, 391, 833, 1127, 1939, 2401, 2737, 4709, 5831, 6371, 7889, 13573, 19159, 32963, 40817, 44597, 55223, 95011, 108307, 134113, 230741, 312179, 665077, 758149, 938791, 1615187, 2185253, 5307043, 11306309, 15296771, 37149301, 260045107]

約数ペア:

[(1, 260045107), (7, 37149301), (17, 15296771), (23, 11306309), (49, 5307043), (119, 2185253), (161, 1615187), (277, 938791), (343, 758149), (391, 665077), (833, 312179), (1127, 230741), (1939, 134113), (2401, 108307), (2737, 95011), (4709, 55223), (5831, 44597), (6371, 40817), (7889, 32963), (13573, 19159)]