78499916

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{131}}^1\times {\mathrm{13619}}^1$

素因数の和:13765

約数の個数: 24

約数和(自身を含む): 151018560

約数和(自身を除く): 72518644

約数列:

[1, 2, 4, 11, 22, 44, 131, 262, 524, 1441, 2882, 5764, 13619, 27238, 54476, 149809, 299618, 599236, 1784089, 3568178, 7136356, 19624979, 39249958, 78499916]

約数ペア:

[(1, 78499916), (2, 39249958), (4, 19624979), (11, 7136356), (22, 3568178), (44, 1784089), (131, 599236), (262, 299618), (524, 149809), (1441, 54476), (2882, 27238), (5764, 13619)]