28569375

素因数分解:

$3^3\times 5^4\times {\mathrm{1693}}^1$

素因数の和:1722

約数の個数: 40

約数和(自身を含む): 52920560

約数和(自身を除く): 24351185

約数列:

[1, 3, 5, 9, 15, 25, 27, 45, 75, 125, 135, 225, 375, 625, 675, 1125, 1693, 1875, 3375, 5079, 5625, 8465, 15237, 16875, 25395, 42325, 45711, 76185, 126975, 211625, 228555, 380925, 634875, 1058125, 1142775, 1904625, 3174375, 5713875, 9523125, 28569375]

約数ペア:

[(1, 28569375), (3, 9523125), (5, 5713875), (9, 3174375), (15, 1904625), (25, 1142775), (27, 1058125), (45, 634875), (75, 380925), (125, 228555), (135, 211625), (225, 126975), (375, 76185), (625, 45711), (675, 42325), (1125, 25395), (1693, 16875), (1875, 15237), (3375, 8465), (5079, 5625)]