39790947

素因数分解:

$3^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{83}}^1\times {\mathrm{617}}^1$

素因数の和:747

約数の個数: 32

約数和(自身を含む): 63124992

約数和(自身を除く): 23334045

約数列:

[1, 3, 7, 21, 37, 83, 111, 249, 259, 581, 617, 777, 1743, 1851, 3071, 4319, 9213, 12957, 21497, 22829, 51211, 64491, 68487, 153633, 159803, 358477, 479409, 1075431, 1894807, 5684421, 13263649, 39790947]

約数ペア:

[(1, 39790947), (3, 13263649), (7, 5684421), (21, 1894807), (37, 1075431), (83, 479409), (111, 358477), (249, 159803), (259, 153633), (581, 68487), (617, 64491), (777, 51211), (1743, 22829), (1851, 21497), (3071, 12957), (4319, 9213)]