1280491814

素因数分解:

$2^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{163}}^1\times {\mathrm{4219}}^1$

素因数の和:4417

約数の個数: 48

約数和(自身を含む): 2366913600

約数和(自身を除く): 1086421786

約数列:

[1, 2, 7, 14, 19, 38, 49, 98, 133, 163, 266, 326, 931, 1141, 1862, 2282, 3097, 4219, 6194, 7987, 8438, 15974, 21679, 29533, 43358, 59066, 80161, 151753, 160322, 206731, 303506, 413462, 561127, 687697, 1122254, 1375394, 3927889, 4813879, 7855778, 9627758, 13066243, 26132486, 33697153, 67394306, 91463701, 182927402, 640245907, 1280491814]

約数ペア:

[(1, 1280491814), (2, 640245907), (7, 182927402), (14, 91463701), (19, 67394306), (38, 33697153), (49, 26132486), (98, 13066243), (133, 9627758), (163, 7855778), (266, 4813879), (326, 3927889), (931, 1375394), (1141, 1122254), (1862, 687697), (2282, 561127), (3097, 413462), (4219, 303506), (6194, 206731), (7987, 160322), (8438, 151753), (15974, 80161), (21679, 59066), (29533, 43358)]