155697213

素因数分解:

$3^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{67}}^1\times {\mathrm{2699}}^1$

素因数の和:2817

約数の個数: 32

約数和(自身を含む): 246758400

約数和(自身を除く): 91061187

約数列:

[1, 3, 7, 21, 41, 67, 123, 201, 287, 469, 861, 1407, 2699, 2747, 8097, 8241, 18893, 19229, 56679, 57687, 110659, 180833, 331977, 542499, 774613, 1265831, 2323839, 3797493, 7414153, 22242459, 51899071, 155697213]

約数ペア:

[(1, 155697213), (3, 51899071), (7, 22242459), (21, 7414153), (41, 3797493), (67, 2323839), (123, 1265831), (201, 774613), (287, 542499), (469, 331977), (861, 180833), (1407, 110659), (2699, 57687), (2747, 56679), (8097, 19229), (8241, 18893)]