81499418

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{40709}}^1$

素因数の和:40742

約数の個数: 32

約数和(自身を含む): 164142720

約数和(自身を除く): 82643302

約数列:

[1, 2, 7, 11, 13, 14, 22, 26, 77, 91, 143, 154, 182, 286, 1001, 2002, 40709, 81418, 284963, 447799, 529217, 569926, 895598, 1058434, 3134593, 3704519, 5821387, 6269186, 7409038, 11642774, 40749709, 81499418]

約数ペア:

[(1, 81499418), (2, 40749709), (7, 11642774), (11, 7409038), (13, 6269186), (14, 5821387), (22, 3704519), (26, 3134593), (77, 1058434), (91, 895598), (143, 569926), (154, 529217), (182, 447799), (286, 284963), (1001, 81418), (2002, 40709)]