1309275

素因数分解:

$3^2\times 5^2\times {\mathrm{11}}^1\times {\mathrm{23}}^2$

素因数の和:73

約数の個数: 54

約数和(自身を含む): 2674308

約数和(自身を除く): 1365033

約数列:

[1, 3, 5, 9, 11, 15, 23, 25, 33, 45, 55, 69, 75, 99, 115, 165, 207, 225, 253, 275, 345, 495, 529, 575, 759, 825, 1035, 1265, 1587, 1725, 2277, 2475, 2645, 3795, 4761, 5175, 5819, 6325, 7935, 11385, 13225, 17457, 18975, 23805, 29095, 39675, 52371, 56925, 87285, 119025, 145475, 261855, 436425, 1309275]

約数ペア:

[(1, 1309275), (3, 436425), (5, 261855), (9, 145475), (11, 119025), (15, 87285), (23, 56925), (25, 52371), (33, 39675), (45, 29095), (55, 23805), (69, 18975), (75, 17457), (99, 13225), (115, 11385), (165, 7935), (207, 6325), (225, 5819), (253, 5175), (275, 4761), (345, 3795), (495, 2645), (529, 2475), (575, 2277), (759, 1725), (825, 1587), (1035, 1265)]