1531317492

素因数分解:

$2^2\times 3^2\times {\mathrm{71}}^1\times {\mathrm{617}}^1\times {\mathrm{971}}^1$

素因数の和:1669

約数の個数: 72

約数和(自身を含む): 3935760192

約数和(自身を除く): 2404442700

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 71, 142, 213, 284, 426, 617, 639, 852, 971, 1234, 1278, 1851, 1942, 2468, 2556, 2913, 3702, 3884, 5553, 5826, 7404, 8739, 11106, 11652, 17478, 22212, 34956, 43807, 68941, 87614, 131421, 137882, 175228, 206823, 262842, 275764, 394263, 413646, 525684, 599107, 620469, 788526, 827292, 1198214, 1240938, 1577052, 1797321, 2396428, 2481876, 3594642, 5391963, 7189284, 10783926, 21567852, 42536597, 85073194, 127609791, 170146388, 255219582, 382829373, 510439164, 765658746, 1531317492]

約数ペア:

[(1, 1531317492), (2, 765658746), (3, 510439164), (4, 382829373), (6, 255219582), (9, 170146388), (12, 127609791), (18, 85073194), (36, 42536597), (71, 21567852), (142, 10783926), (213, 7189284), (284, 5391963), (426, 3594642), (617, 2481876), (639, 2396428), (852, 1797321), (971, 1577052), (1234, 1240938), (1278, 1198214), (1851, 827292), (1942, 788526), (2468, 620469), (2556, 599107), (2913, 525684), (3702, 413646), (3884, 394263), (5553, 275764), (5826, 262842), (7404, 206823), (8739, 175228), (11106, 137882), (11652, 131421), (17478, 87614), (22212, 68941), (34956, 43807)]