15280245

素因数分解:

$3^4\times 5^1\times {\mathrm{29}}^1\times {\mathrm{1301}}^1$

素因数の和:1347

約数の個数: 40

約数和(自身を含む): 28357560

約数和(自身を除く): 13077315

約数列:

[1, 3, 5, 9, 15, 27, 29, 45, 81, 87, 135, 145, 261, 405, 435, 783, 1301, 1305, 2349, 3903, 3915, 6505, 11709, 11745, 19515, 35127, 37729, 58545, 105381, 113187, 175635, 188645, 339561, 526905, 565935, 1018683, 1697805, 3056049, 5093415, 15280245]

約数ペア:

[(1, 15280245), (3, 5093415), (5, 3056049), (9, 1697805), (15, 1018683), (27, 565935), (29, 526905), (45, 339561), (81, 188645), (87, 175635), (135, 113187), (145, 105381), (261, 58545), (405, 37729), (435, 35127), (783, 19515), (1301, 11745), (1305, 11709), (2349, 6505), (3903, 3915)]