15597309

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{97}}^1$

素因数の和:170

約数の個数: 64

約数和(自身を含む): 28098560

約数和(自身を除く): 12501251

約数列:

[1, 3, 7, 13, 19, 21, 31, 39, 57, 91, 93, 97, 133, 217, 247, 273, 291, 399, 403, 589, 651, 679, 741, 1209, 1261, 1729, 1767, 1843, 2037, 2821, 3007, 3783, 4123, 5187, 5529, 7657, 8463, 8827, 9021, 12369, 12901, 21049, 22971, 23959, 26481, 38703, 39091, 53599, 57133, 63147, 71877, 117273, 160797, 167713, 171399, 273637, 399931, 503139, 742729, 820911, 1199793, 2228187, 5199103, 15597309]

約数ペア:

[(1, 15597309), (3, 5199103), (7, 2228187), (13, 1199793), (19, 820911), (21, 742729), (31, 503139), (39, 399931), (57, 273637), (91, 171399), (93, 167713), (97, 160797), (133, 117273), (217, 71877), (247, 63147), (273, 57133), (291, 53599), (399, 39091), (403, 38703), (589, 26481), (651, 23959), (679, 22971), (741, 21049), (1209, 12901), (1261, 12369), (1729, 9021), (1767, 8827), (1843, 8463), (2037, 7657), (2821, 5529), (3007, 5187), (3783, 4123)]