221018546

素因数分解:

$2^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{163}}^1\times {\mathrm{4211}}^1$

素因数の和:4406

約数の個数: 32

約数和(自身を含む): 397882368

約数和(自身を除く): 176863822

約数列:

[1, 2, 7, 14, 23, 46, 161, 163, 322, 326, 1141, 2282, 3749, 4211, 7498, 8422, 26243, 29477, 52486, 58954, 96853, 193706, 677971, 686393, 1355942, 1372786, 4804751, 9609502, 15787039, 31574078, 110509273, 221018546]

約数ペア:

[(1, 221018546), (2, 110509273), (7, 31574078), (14, 15787039), (23, 9609502), (46, 4804751), (161, 1372786), (163, 1355942), (322, 686393), (326, 677971), (1141, 193706), (2282, 96853), (3749, 58954), (4211, 52486), (7498, 29477), (8422, 26243)]