641916506

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{131}}^1\times {\mathrm{677}}^1$

素因数の和:875

約数の個数: 64

約数和(自身を含む): 1237192704

約数和(自身を除く): 595276198

約数列:

[1, 2, 7, 11, 14, 22, 47, 77, 94, 131, 154, 262, 329, 517, 658, 677, 917, 1034, 1354, 1441, 1834, 2882, 3619, 4739, 6157, 7238, 7447, 9478, 10087, 12314, 14894, 20174, 31819, 43099, 52129, 63638, 67727, 86198, 88687, 104258, 135454, 177374, 222733, 350009, 445466, 474089, 620809, 700018, 948178, 975557, 1241618, 1951114, 2450063, 4168289, 4900126, 6828899, 8336578, 13657798, 29178023, 45851179, 58356046, 91702358, 320958253, 641916506]

約数ペア:

[(1, 641916506), (2, 320958253), (7, 91702358), (11, 58356046), (14, 45851179), (22, 29178023), (47, 13657798), (77, 8336578), (94, 6828899), (131, 4900126), (154, 4168289), (262, 2450063), (329, 1951114), (517, 1241618), (658, 975557), (677, 948178), (917, 700018), (1034, 620809), (1354, 474089), (1441, 445466), (1834, 350009), (2882, 222733), (3619, 177374), (4739, 135454), (6157, 104258), (7238, 88687), (7447, 86198), (9478, 67727), (10087, 63638), (12314, 52129), (14894, 43099), (20174, 31819)]