318086816

素因数分解:

$2^5\times {\mathrm{71}}^1\times {\mathrm{191}}^1\times {\mathrm{733}}^1$

素因数の和:1005

約数の個数: 48

約数和(自身を含む): 639249408

約数和(自身を除く): 321162592

約数列:

[1, 2, 4, 8, 16, 32, 71, 142, 191, 284, 382, 568, 733, 764, 1136, 1466, 1528, 2272, 2932, 3056, 5864, 6112, 11728, 13561, 23456, 27122, 52043, 54244, 104086, 108488, 140003, 208172, 216976, 280006, 416344, 433952, 560012, 832688, 1120024, 1665376, 2240048, 4480096, 9940213, 19880426, 39760852, 79521704, 159043408, 318086816]

約数ペア:

[(1, 318086816), (2, 159043408), (4, 79521704), (8, 39760852), (16, 19880426), (32, 9940213), (71, 4480096), (142, 2240048), (191, 1665376), (284, 1120024), (382, 832688), (568, 560012), (733, 433952), (764, 416344), (1136, 280006), (1466, 216976), (1528, 208172), (2272, 140003), (2932, 108488), (3056, 104086), (5864, 54244), (6112, 52043), (11728, 27122), (13561, 23456)]