28491528

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{1723}}^1$

素因数の和:1798

約数の個数: 64

約数和(自身を含む): 78200640

約数和(自身を除く): 49709112

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 24, 26, 39, 52, 53, 78, 104, 106, 156, 159, 212, 312, 318, 424, 636, 689, 1272, 1378, 1723, 2067, 2756, 3446, 4134, 5169, 5512, 6892, 8268, 10338, 13784, 16536, 20676, 22399, 41352, 44798, 67197, 89596, 91319, 134394, 179192, 182638, 268788, 273957, 365276, 537576, 547914, 730552, 1095828, 1187147, 2191656, 2374294, 3561441, 4748588, 7122882, 9497176, 14245764, 28491528]

約数ペア:

[(1, 28491528), (2, 14245764), (3, 9497176), (4, 7122882), (6, 4748588), (8, 3561441), (12, 2374294), (13, 2191656), (24, 1187147), (26, 1095828), (39, 730552), (52, 547914), (53, 537576), (78, 365276), (104, 273957), (106, 268788), (156, 182638), (159, 179192), (212, 134394), (312, 91319), (318, 89596), (424, 67197), (636, 44798), (689, 41352), (1272, 22399), (1378, 20676), (1723, 16536), (2067, 13784), (2756, 10338), (3446, 8268), (4134, 6892), (5169, 5512)]