72781884

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{288817}}^1$

素因数の和:288834

約数の個数: 36

約数和(自身を含む): 210259504

約数和(自身を除く): 137477620

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 126, 252, 288817, 577634, 866451, 1155268, 1732902, 2021719, 2599353, 3465804, 4043438, 5198706, 6065157, 8086876, 10397412, 12130314, 18195471, 24260628, 36390942, 72781884]

約数ペア:

[(1, 72781884), (2, 36390942), (3, 24260628), (4, 18195471), (6, 12130314), (7, 10397412), (9, 8086876), (12, 6065157), (14, 5198706), (18, 4043438), (21, 3465804), (28, 2599353), (36, 2021719), (42, 1732902), (63, 1155268), (84, 866451), (126, 577634), (252, 288817)]