647323524

素因数分解:

$2^2\times 3^2\times {\mathrm{31}}^1\times {\mathrm{211}}^1\times {\mathrm{2749}}^1$

素因数の和:3001

約数の個数: 72

約数和(自身を含む): 1697696000

約数和(自身を除く): 1050372476

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 31, 36, 62, 93, 124, 186, 211, 279, 372, 422, 558, 633, 844, 1116, 1266, 1899, 2532, 2749, 3798, 5498, 6541, 7596, 8247, 10996, 13082, 16494, 19623, 24741, 26164, 32988, 39246, 49482, 58869, 78492, 85219, 98964, 117738, 170438, 235476, 255657, 340876, 511314, 580039, 766971, 1022628, 1160078, 1533942, 1740117, 2320156, 3067884, 3480234, 5220351, 6960468, 10440702, 17981209, 20881404, 35962418, 53943627, 71924836, 107887254, 161830881, 215774508, 323661762, 647323524]

約数ペア:

[(1, 647323524), (2, 323661762), (3, 215774508), (4, 161830881), (6, 107887254), (9, 71924836), (12, 53943627), (18, 35962418), (31, 20881404), (36, 17981209), (62, 10440702), (93, 6960468), (124, 5220351), (186, 3480234), (211, 3067884), (279, 2320156), (372, 1740117), (422, 1533942), (558, 1160078), (633, 1022628), (844, 766971), (1116, 580039), (1266, 511314), (1899, 340876), (2532, 255657), (2749, 235476), (3798, 170438), (5498, 117738), (6541, 98964), (7596, 85219), (8247, 78492), (10996, 58869), (13082, 49482), (16494, 39246), (19623, 32988), (24741, 26164)]