681454.0000000

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{211}}^1$

素因数の和:290

約数の個数: 32

約数和(自身を含む): 7326720

約数和(自身を除く): 3181414

約数列:

[1, 2, 11, 19, 22, 38, 47, 94, 209, 211, 418, 422, 517, 893, 1034, 1786, 2321, 4009, 4642, 8018, 9823, 9917, 19646, 19834, 44099, 88198, 109087, 188423, 218174, 376846, 2072653, 4145306]

約数ペア:

[(1, 4145306), (2, 2072653), (11, 376846), (19, 218174), (22, 188423), (38, 109087), (47, 88198), (94, 44099), (209, 19834), (211, 19646), (418, 9917), (422, 9823), (517, 8018), (893, 4642), (1034, 4009), (1786, 2321)]