16218741

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{1151}}^1$

素因数の和:1233

約数の個数: 32

約数和(自身を含む): 27426816

約数和(自身を除く): 11208075

約数列:

[1, 3, 7, 11, 21, 33, 61, 77, 183, 231, 427, 671, 1151, 1281, 2013, 3453, 4697, 8057, 12661, 14091, 24171, 37983, 70211, 88627, 210633, 265881, 491477, 772321, 1474431, 2316963, 5406247, 16218741]

約数ペア:

[(1, 16218741), (3, 5406247), (7, 2316963), (11, 1474431), (21, 772321), (33, 491477), (61, 265881), (77, 210633), (183, 88627), (231, 70211), (427, 37983), (671, 24171), (1151, 14091), (1281, 12661), (2013, 8057), (3453, 4697)]