1490392015

素因数分解:

$5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{2241191}}^1$

素因数の和:2241222

約数の個数: 16

約数和(自身を含む): 2151544320

約数和(自身を除く): 661152305

約数列:

[1, 5, 7, 19, 35, 95, 133, 665, 2241191, 11205955, 15688337, 42582629, 78441685, 212913145, 298078403, 1490392015]

約数ペア:

[(1, 1490392015), (5, 298078403), (7, 212913145), (19, 78441685), (35, 42582629), (95, 15688337), (133, 11205955), (665, 2241191)]