29847375

素因数分解:

$3^2\times 5^3\times {\mathrm{43}}^1\times {\mathrm{617}}^1$

素因数の和:681

約数の個数: 48

約数和(自身を含む): 55145376

約数和(自身を除く): 25298001

約数列:

[1, 3, 5, 9, 15, 25, 43, 45, 75, 125, 129, 215, 225, 375, 387, 617, 645, 1075, 1125, 1851, 1935, 3085, 3225, 5375, 5553, 9255, 9675, 15425, 16125, 26531, 27765, 46275, 48375, 77125, 79593, 132655, 138825, 231375, 238779, 397965, 663275, 694125, 1193895, 1989825, 3316375, 5969475, 9949125, 29847375]

約数ペア:

[(1, 29847375), (3, 9949125), (5, 5969475), (9, 3316375), (15, 1989825), (25, 1193895), (43, 694125), (45, 663275), (75, 397965), (125, 238779), (129, 231375), (215, 138825), (225, 132655), (375, 79593), (387, 77125), (617, 48375), (645, 46275), (1075, 27765), (1125, 26531), (1851, 16125), (1935, 15425), (3085, 9675), (3225, 9255), (5375, 5553)]