1395156987

素因数分解:

$3^3\times 7^1\times {\mathrm{379}}^1\times {\mathrm{19477}}^1$

素因数の和:19872

約数の個数: 32

約数和(自身を含む): 2368524800

約数和(自身を除く): 973367813

約数列:

[1, 3, 7, 9, 21, 27, 63, 189, 379, 1137, 2653, 3411, 7959, 10233, 19477, 23877, 58431, 71631, 136339, 175293, 409017, 525879, 1227051, 3681153, 7381783, 22145349, 51672481, 66436047, 155017443, 199308141, 465052329, 1395156987]

約数ペア:

[(1, 1395156987), (3, 465052329), (7, 199308141), (9, 155017443), (21, 66436047), (27, 51672481), (63, 22145349), (189, 7381783), (379, 3681153), (1137, 1227051), (2653, 525879), (3411, 409017), (7959, 175293), (10233, 136339), (19477, 71631), (23877, 58431)]