21983157675

素因数分解:

$3^3\times 5^2\times {\mathrm{43}}^1\times {\mathrm{757387}}^1$

素因数の和:757449

約数の個数: 48

約数和(自身を含む): 41323089280

約数和(自身を除く): 19339931605

約数列:

[1, 3, 5, 9, 15, 25, 27, 43, 45, 75, 129, 135, 215, 225, 387, 645, 675, 1075, 1161, 1935, 3225, 5805, 9675, 29025, 757387, 2272161, 3786935, 6816483, 11360805, 18934675, 20449449, 32567641, 34082415, 56804025, 97702923, 102247245, 162838205, 170412075, 293108769, 488514615, 511236225, 814191025, 879326307, 1465543845, 2442573075, 4396631535, 7327719225, 21983157675]

約数ペア:

[(1, 21983157675), (3, 7327719225), (5, 4396631535), (9, 2442573075), (15, 1465543845), (25, 879326307), (27, 814191025), (43, 511236225), (45, 488514615), (75, 293108769), (129, 170412075), (135, 162838205), (215, 102247245), (225, 97702923), (387, 56804025), (645, 34082415), (675, 32567641), (1075, 20449449), (1161, 18934675), (1935, 11360805), (3225, 6816483), (5805, 3786935), (9675, 2272161), (29025, 757387)]