18302415

素因数分解:

$3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{149}}^1\times {\mathrm{431}}^1$

素因数の和:607

約数の個数: 32

約数和(自身を含む): 31104000

約数和(自身を除く): 12801585

約数列:

[1, 3, 5, 15, 19, 57, 95, 149, 285, 431, 447, 745, 1293, 2155, 2235, 2831, 6465, 8189, 8493, 14155, 24567, 40945, 42465, 64219, 122835, 192657, 321095, 963285, 1220161, 3660483, 6100805, 18302415]

約数ペア:

[(1, 18302415), (3, 6100805), (5, 3660483), (15, 1220161), (19, 963285), (57, 321095), (95, 192657), (149, 122835), (285, 64219), (431, 42465), (447, 40945), (745, 24567), (1293, 14155), (2155, 8493), (2235, 8189), (2831, 6465)]