387156675

素因数分解:

$3^1\times 5^2\times {\mathrm{31}}^1\times {\mathrm{89}}^1\times {\mathrm{1871}}^1$

素因数の和:2004

約数の個数: 48

約数和(自身を含む): 668528640

約数和(自身を除く): 281371965

約数列:

[1, 3, 5, 15, 25, 31, 75, 89, 93, 155, 267, 445, 465, 775, 1335, 1871, 2225, 2325, 2759, 5613, 6675, 8277, 9355, 13795, 28065, 41385, 46775, 58001, 68975, 140325, 166519, 174003, 206925, 290005, 499557, 832595, 870015, 1450025, 2497785, 4162975, 4350075, 5162089, 12488925, 15486267, 25810445, 77431335, 129052225, 387156675]

約数ペア:

[(1, 387156675), (3, 129052225), (5, 77431335), (15, 25810445), (25, 15486267), (31, 12488925), (75, 5162089), (89, 4350075), (93, 4162975), (155, 2497785), (267, 1450025), (445, 870015), (465, 832595), (775, 499557), (1335, 290005), (1871, 206925), (2225, 174003), (2325, 166519), (2759, 140325), (5613, 68975), (6675, 58001), (8277, 46775), (9355, 41385), (13795, 28065)]