27115781

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{251}}^1$

素因数の和:353

約数の個数: 32

約数和(自身を含む): 35997696

約数和(自身を除く): 8881915

約数列:

[1, 7, 11, 23, 61, 77, 161, 251, 253, 427, 671, 1403, 1757, 1771, 2761, 4697, 5773, 9821, 15311, 15433, 19327, 40411, 63503, 107177, 108031, 168421, 352153, 444521, 1178947, 2465071, 3873683, 27115781]

約数ペア:

[(1, 27115781), (7, 3873683), (11, 2465071), (23, 1178947), (61, 444521), (77, 352153), (161, 168421), (251, 108031), (253, 107177), (427, 63503), (671, 40411), (1403, 19327), (1757, 15433), (1771, 15311), (2761, 9821), (4697, 5773)]