31982790

素因数分解:

$2^1\times 3^1\times 5^1\times 7^2\times {\mathrm{21757}}^1$

素因数の和:21781

約数の個数: 48

約数和(自身を含む): 89294832

約数和(自身を除く): 57312042

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 49, 70, 98, 105, 147, 210, 245, 294, 490, 735, 1470, 21757, 43514, 65271, 108785, 130542, 152299, 217570, 304598, 326355, 456897, 652710, 761495, 913794, 1066093, 1522990, 2132186, 2284485, 3198279, 4568970, 5330465, 6396558, 10660930, 15991395, 31982790]

約数ペア:

[(1, 31982790), (2, 15991395), (3, 10660930), (5, 6396558), (6, 5330465), (7, 4568970), (10, 3198279), (14, 2284485), (15, 2132186), (21, 1522990), (30, 1066093), (35, 913794), (42, 761495), (49, 652710), (70, 456897), (98, 326355), (105, 304598), (147, 217570), (210, 152299), (245, 130542), (294, 108785), (490, 65271), (735, 43514), (1470, 21757)]