31977894

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{67}}^1\times {\mathrm{211}}^1$

素因数の和:325

約数の個数: 64

約数和(自身を含む): 72656640

約数和(自身を除く): 40678746

約数列:

[1, 2, 3, 6, 13, 26, 29, 39, 58, 67, 78, 87, 134, 174, 201, 211, 377, 402, 422, 633, 754, 871, 1131, 1266, 1742, 1943, 2262, 2613, 2743, 3886, 5226, 5486, 5829, 6119, 8229, 11658, 12238, 14137, 16458, 18357, 25259, 28274, 36714, 42411, 50518, 75777, 79547, 84822, 151554, 159094, 183781, 238641, 367562, 409973, 477282, 551343, 819946, 1102686, 1229919, 2459838, 5329649, 10659298, 15988947, 31977894]

約数ペア:

[(1, 31977894), (2, 15988947), (3, 10659298), (6, 5329649), (13, 2459838), (26, 1229919), (29, 1102686), (39, 819946), (58, 551343), (67, 477282), (78, 409973), (87, 367562), (134, 238641), (174, 183781), (201, 159094), (211, 151554), (377, 84822), (402, 79547), (422, 75777), (633, 50518), (754, 42411), (871, 36714), (1131, 28274), (1266, 25259), (1742, 18357), (1943, 16458), (2262, 14137), (2613, 12238), (2743, 11658), (3886, 8229), (5226, 6119), (5486, 5829)]