168993447

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{379}}^1\times {\mathrm{1249}}^1$

素因数の和:1655

約数の個数: 32

約数和(自身を含む): 273600000

約数和(自身を除く): 104606553

約数列:

[1, 3, 7, 17, 21, 51, 119, 357, 379, 1137, 1249, 2653, 3747, 6443, 7959, 8743, 19329, 21233, 26229, 45101, 63699, 135303, 148631, 445893, 473371, 1420113, 3313597, 8047307, 9940791, 24141921, 56331149, 168993447]

約数ペア:

[(1, 168993447), (3, 56331149), (7, 24141921), (17, 9940791), (21, 8047307), (51, 3313597), (119, 1420113), (357, 473371), (379, 445893), (1137, 148631), (1249, 135303), (2653, 63699), (3747, 45101), (6443, 26229), (7959, 21233), (8743, 19329)]