140218005

素因数分解:

$3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{21391}}^1$

素因数の和:21441

約数の個数: 32

約数和(自身を含む): 246435840

約数和(自身を除く): 106217835

約数列:

[1, 3, 5, 15, 19, 23, 57, 69, 95, 115, 285, 345, 437, 1311, 2185, 6555, 21391, 64173, 106955, 320865, 406429, 491993, 1219287, 1475979, 2032145, 2459965, 6096435, 7379895, 9347867, 28043601, 46739335, 140218005]

約数ペア:

[(1, 140218005), (3, 46739335), (5, 28043601), (15, 9347867), (19, 7379895), (23, 6096435), (57, 2459965), (69, 2032145), (95, 1475979), (115, 1219287), (285, 491993), (345, 406429), (437, 320865), (1311, 106955), (2185, 64173), (6555, 21391)]