161308854

素因数分解:

$2^1\times 3^3\times 7^1\times {\mathrm{426743}}^1$

素因数の和:426761

約数の個数: 32

約数和(自身を含む): 409674240

約数和(自身を除く): 248365386

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 42, 54, 63, 126, 189, 378, 426743, 853486, 1280229, 2560458, 2987201, 3840687, 5974402, 7681374, 8961603, 11522061, 17923206, 23044122, 26884809, 53769618, 80654427, 161308854]

約数ペア:

[(1, 161308854), (2, 80654427), (3, 53769618), (6, 26884809), (7, 23044122), (9, 17923206), (14, 11522061), (18, 8961603), (21, 7681374), (27, 5974402), (42, 3840687), (54, 2987201), (63, 2560458), (126, 1280229), (189, 853486), (378, 426743)]