28773225

素因数分解:

$3^4\times 5^2\times {\mathrm{13}}^1\times {\mathrm{1093}}^1$

素因数の和:1128

約数の個数: 60

約数和(自身を含む): 57450316

約数和(自身を除く): 28677091

約数列:

[1, 3, 5, 9, 13, 15, 25, 27, 39, 45, 65, 75, 81, 117, 135, 195, 225, 325, 351, 405, 585, 675, 975, 1053, 1093, 1755, 2025, 2925, 3279, 5265, 5465, 8775, 9837, 14209, 16395, 26325, 27325, 29511, 42627, 49185, 71045, 81975, 88533, 127881, 147555, 213135, 245925, 355225, 383643, 442665, 639405, 737775, 1065675, 1150929, 1918215, 2213325, 3197025, 5754645, 9591075, 28773225]

約数ペア:

[(1, 28773225), (3, 9591075), (5, 5754645), (9, 3197025), (13, 2213325), (15, 1918215), (25, 1150929), (27, 1065675), (39, 737775), (45, 639405), (65, 442665), (75, 383643), (81, 355225), (117, 245925), (135, 213135), (195, 147555), (225, 127881), (325, 88533), (351, 81975), (405, 71045), (585, 49185), (675, 42627), (975, 29511), (1053, 27325), (1093, 26325), (1755, 16395), (2025, 14209), (2925, 9837), (3279, 8775), (5265, 5465)]