647579256

素因数分解:

$2^3\times 3^1\times {\mathrm{41}}^1\times {\mathrm{211}}^1\times {\mathrm{3119}}^1$

素因数の和:3380

約数の個数: 64

約数和(自身を含む): 1666828800

約数和(自身を除く): 1019249544

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 41, 82, 123, 164, 211, 246, 328, 422, 492, 633, 844, 984, 1266, 1688, 2532, 3119, 5064, 6238, 8651, 9357, 12476, 17302, 18714, 24952, 25953, 34604, 37428, 51906, 69208, 74856, 103812, 127879, 207624, 255758, 383637, 511516, 658109, 767274, 1023032, 1316218, 1534548, 1974327, 2632436, 3069096, 3948654, 5264872, 7897308, 15794616, 26982469, 53964938, 80947407, 107929876, 161894814, 215859752, 323789628, 647579256]

約数ペア:

[(1, 647579256), (2, 323789628), (3, 215859752), (4, 161894814), (6, 107929876), (8, 80947407), (12, 53964938), (24, 26982469), (41, 15794616), (82, 7897308), (123, 5264872), (164, 3948654), (211, 3069096), (246, 2632436), (328, 1974327), (422, 1534548), (492, 1316218), (633, 1023032), (844, 767274), (984, 658109), (1266, 511516), (1688, 383637), (2532, 255758), (3119, 207624), (5064, 127879), (6238, 103812), (8651, 74856), (9357, 69208), (12476, 51906), (17302, 37428), (18714, 34604), (24952, 25953)]