27643815

素因数分解:

$3^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{307}}^1$

素因数の和:373

約数の個数: 64

約数和(自身を含む): 53222400

約数和(自身を除く): 25578585

約数列:

[1, 3, 5, 9, 15, 23, 27, 29, 45, 69, 87, 115, 135, 145, 207, 261, 307, 345, 435, 621, 667, 783, 921, 1035, 1305, 1535, 2001, 2763, 3105, 3335, 3915, 4605, 6003, 7061, 8289, 8903, 10005, 13815, 18009, 21183, 26709, 30015, 35305, 41445, 44515, 63549, 80127, 90045, 105915, 133545, 190647, 204769, 240381, 317745, 400635, 614307, 953235, 1023845, 1201905, 1842921, 3071535, 5528763, 9214605, 27643815]

約数ペア:

[(1, 27643815), (3, 9214605), (5, 5528763), (9, 3071535), (15, 1842921), (23, 1201905), (27, 1023845), (29, 953235), (45, 614307), (69, 400635), (87, 317745), (115, 240381), (135, 204769), (145, 190647), (207, 133545), (261, 105915), (307, 90045), (345, 80127), (435, 63549), (621, 44515), (667, 41445), (783, 35305), (921, 30015), (1035, 26709), (1305, 21183), (1535, 18009), (2001, 13815), (2763, 10005), (3105, 8903), (3335, 8289), (3915, 7061), (4605, 6003)]