138851230

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{86243}}^1$

素因数の和:86280

約数の個数: 32

約数和(自身を含む): 298059264

約数和(自身を除く): 159208034

約数列:

[1, 2, 5, 7, 10, 14, 23, 35, 46, 70, 115, 161, 230, 322, 805, 1610, 86243, 172486, 431215, 603701, 862430, 1207402, 1983589, 3018505, 3967178, 6037010, 9917945, 13885123, 19835890, 27770246, 69425615, 138851230]

約数ペア:

[(1, 138851230), (2, 69425615), (5, 27770246), (7, 19835890), (10, 13885123), (14, 9917945), (23, 6037010), (35, 3967178), (46, 3018505), (70, 1983589), (115, 1207402), (161, 862430), (230, 603701), (322, 431215), (805, 172486), (1610, 86243)]