408621212168

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{347}}^1\times {\mathrm{240913}}^1$

素因数の和:241326

約数の個数: 64

約数和(自身を含む): 845087765760

約数和(自身を除く): 436466553592

約数列:

[1, 2, 4, 8, 13, 26, 47, 52, 94, 104, 188, 347, 376, 611, 694, 1222, 1388, 2444, 2776, 4511, 4888, 9022, 16309, 18044, 32618, 36088, 65236, 130472, 212017, 240913, 424034, 481826, 848068, 963652, 1696136, 1927304, 3131869, 6263738, 11322911, 12527476, 22645822, 25054952, 45291644, 83596811, 90583288, 147197843, 167193622, 294395686, 334387244, 588791372, 668774488, 1086758543, 1177582744, 2173517086, 3929050117, 4347034172, 7858100234, 8694068344, 15716200468, 31432400936, 51077651521, 102155303042, 204310606084, 408621212168]

約数ペア:

[(1, 408621212168), (2, 204310606084), (4, 102155303042), (8, 51077651521), (13, 31432400936), (26, 15716200468), (47, 8694068344), (52, 7858100234), (94, 4347034172), (104, 3929050117), (188, 2173517086), (347, 1177582744), (376, 1086758543), (611, 668774488), (694, 588791372), (1222, 334387244), (1388, 294395686), (2444, 167193622), (2776, 147197843), (4511, 90583288), (4888, 83596811), (9022, 45291644), (16309, 25054952), (18044, 22645822), (32618, 12527476), (36088, 11322911), (65236, 6263738), (130472, 3131869), (212017, 1927304), (240913, 1696136), (424034, 963652), (481826, 848068)]