28165995

素因数分解:

$3^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{1459}}^1$

素因数の和:1497

約数の個数: 64

約数和(自身を含む): 58867200

約数和(自身を除く): 30701205

約数列:

[1, 3, 5, 9, 11, 13, 15, 27, 33, 39, 45, 55, 65, 99, 117, 135, 143, 165, 195, 297, 351, 429, 495, 585, 715, 1287, 1459, 1485, 1755, 2145, 3861, 4377, 6435, 7295, 13131, 16049, 18967, 19305, 21885, 39393, 48147, 56901, 65655, 80245, 94835, 144441, 170703, 196965, 208637, 240735, 284505, 433323, 512109, 625911, 722205, 853515, 1043185, 1877733, 2166615, 2560545, 3129555, 5633199, 9388665, 28165995]

約数ペア:

[(1, 28165995), (3, 9388665), (5, 5633199), (9, 3129555), (11, 2560545), (13, 2166615), (15, 1877733), (27, 1043185), (33, 853515), (39, 722205), (45, 625911), (55, 512109), (65, 433323), (99, 284505), (117, 240735), (135, 208637), (143, 196965), (165, 170703), (195, 144441), (297, 94835), (351, 80245), (429, 65655), (495, 56901), (585, 48147), (715, 39393), (1287, 21885), (1459, 19305), (1485, 18967), (1755, 16049), (2145, 13131), (3861, 7295), (4377, 6435)]