313639676

素因数分解:

$2^2\times 7^1\times {\mathrm{37}}^1\times {\mathrm{131}}^1\times {\mathrm{2311}}^1$

素因数の和:2490

約数の個数: 48

約数和(自身を含む): 649431552

約数和(自身を除く): 335791876

約数列:

[1, 2, 4, 7, 14, 28, 37, 74, 131, 148, 259, 262, 518, 524, 917, 1036, 1834, 2311, 3668, 4622, 4847, 9244, 9694, 16177, 19388, 32354, 33929, 64708, 67858, 85507, 135716, 171014, 302741, 342028, 598549, 605482, 1197098, 1210964, 2119187, 2394196, 4238374, 8476748, 11201417, 22402834, 44805668, 78409919, 156819838, 313639676]

約数ペア:

[(1, 313639676), (2, 156819838), (4, 78409919), (7, 44805668), (14, 22402834), (28, 11201417), (37, 8476748), (74, 4238374), (131, 2394196), (148, 2119187), (259, 1210964), (262, 1197098), (518, 605482), (524, 598549), (917, 342028), (1036, 302741), (1834, 171014), (2311, 135716), (3668, 85507), (4622, 67858), (4847, 64708), (9244, 33929), (9694, 32354), (16177, 19388)]