2649375

素因数分解:

$3^3\times 5^4\times {\mathrm{157}}^1$

素因数の和:186

約数の個数: 40

約数和(自身を含む): 4935920

約数和(自身を除く): 2286545

約数列:

[1, 3, 5, 9, 15, 25, 27, 45, 75, 125, 135, 157, 225, 375, 471, 625, 675, 785, 1125, 1413, 1875, 2355, 3375, 3925, 4239, 5625, 7065, 11775, 16875, 19625, 21195, 35325, 58875, 98125, 105975, 176625, 294375, 529875, 883125, 2649375]

約数ペア:

[(1, 2649375), (3, 883125), (5, 529875), (9, 294375), (15, 176625), (25, 105975), (27, 98125), (45, 58875), (75, 35325), (125, 21195), (135, 19625), (157, 16875), (225, 11775), (375, 7065), (471, 5625), (625, 4239), (675, 3925), (785, 3375), (1125, 2355), (1413, 1875)]