78306459

素因数分解:

$3^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{79}}^1\times {\mathrm{613}}^1$

素因数の和:720

約数の個数: 48

約数和(自身を含む): 134392320

約数和(自身を除く): 56085861

約数列:

[1, 3, 7, 11, 21, 33, 49, 77, 79, 147, 231, 237, 539, 553, 613, 869, 1617, 1659, 1839, 2607, 3871, 4291, 6083, 6743, 11613, 12873, 18249, 20229, 30037, 42581, 47201, 48427, 90111, 127743, 141603, 145281, 330407, 338989, 532697, 991221, 1016967, 1598091, 2372923, 3728879, 7118769, 11186637, 26102153, 78306459]

約数ペア:

[(1, 78306459), (3, 26102153), (7, 11186637), (11, 7118769), (21, 3728879), (33, 2372923), (49, 1598091), (77, 1016967), (79, 991221), (147, 532697), (231, 338989), (237, 330407), (539, 145281), (553, 141603), (613, 127743), (869, 90111), (1617, 48427), (1659, 47201), (1839, 42581), (2607, 30037), (3871, 20229), (4291, 18249), (6083, 12873), (6743, 11613)]