90661356

素因数分解:

$2^2\times 3^6\times {\mathrm{31091}}^1$

素因数の和:31113

約数の個数: 42

約数和(自身を含む): 237884892

約数和(自身を除く): 147223536

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 81, 108, 162, 243, 324, 486, 729, 972, 1458, 2916, 31091, 62182, 93273, 124364, 186546, 279819, 373092, 559638, 839457, 1119276, 1678914, 2518371, 3357828, 5036742, 7555113, 10073484, 15110226, 22665339, 30220452, 45330678, 90661356]

約数ペア:

[(1, 90661356), (2, 45330678), (3, 30220452), (4, 22665339), (6, 15110226), (9, 10073484), (12, 7555113), (18, 5036742), (27, 3357828), (36, 2518371), (54, 1678914), (81, 1119276), (108, 839457), (162, 559638), (243, 373092), (324, 279819), (486, 186546), (729, 124364), (972, 93273), (1458, 62182), (2916, 31091)]