27219375

素因数分解:

$3^3\times 5^4\times {\mathrm{1613}}^1$

素因数の和:1642

約数の個数: 40

約数和(自身を含む): 50421360

約数和(自身を除く): 23201985

約数列:

[1, 3, 5, 9, 15, 25, 27, 45, 75, 125, 135, 225, 375, 625, 675, 1125, 1613, 1875, 3375, 4839, 5625, 8065, 14517, 16875, 24195, 40325, 43551, 72585, 120975, 201625, 217755, 362925, 604875, 1008125, 1088775, 1814625, 3024375, 5443875, 9073125, 27219375]

約数ペア:

[(1, 27219375), (3, 9073125), (5, 5443875), (9, 3024375), (15, 1814625), (25, 1088775), (27, 1008125), (45, 604875), (75, 362925), (125, 217755), (135, 201625), (225, 120975), (375, 72585), (625, 43551), (675, 40325), (1125, 24195), (1613, 16875), (1875, 14517), (3375, 8065), (4839, 5625)]