72152311

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{131}}^1\times {\mathrm{311}}^1$

素因数の和:483

約数の個数: 32

約数和(自身を含む): 94887936

約数和(自身を除く): 22735625

約数列:

[1, 7, 11, 23, 77, 131, 161, 253, 311, 917, 1441, 1771, 2177, 3013, 3421, 7153, 10087, 21091, 23947, 33143, 40741, 50071, 78683, 232001, 285187, 448151, 550781, 937043, 3137057, 6559301, 10307473, 72152311]

約数ペア:

[(1, 72152311), (7, 10307473), (11, 6559301), (23, 3137057), (77, 937043), (131, 550781), (161, 448151), (253, 285187), (311, 232001), (917, 78683), (1441, 50071), (1771, 40741), (2177, 33143), (3013, 23947), (3421, 21091), (7153, 10087)]