671790

素因数分解:

$2^1\times 3^1\times 5^1\times 7^2\times {\mathrm{457}}^1$

素因数の和:481

約数の個数: 48

約数和(自身を含む): 1879632

約数和(自身を除く): 1207842

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 49, 70, 98, 105, 147, 210, 245, 294, 457, 490, 735, 914, 1371, 1470, 2285, 2742, 3199, 4570, 6398, 6855, 9597, 13710, 15995, 19194, 22393, 31990, 44786, 47985, 67179, 95970, 111965, 134358, 223930, 335895, 671790]

約数ペア:

[(1, 671790), (2, 335895), (3, 223930), (5, 134358), (6, 111965), (7, 95970), (10, 67179), (14, 47985), (15, 44786), (21, 31990), (30, 22393), (35, 19194), (42, 15995), (49, 13710), (70, 9597), (98, 6855), (105, 6398), (147, 4570), (210, 3199), (245, 2742), (294, 2285), (457, 1470), (490, 1371), (735, 914)]