128449188

素因数分解:

$2^2\times 3^2\times 7^2\times {\mathrm{72817}}^1$

素因数の和:72841

約数の個数: 54

約数和(自身を含む): 377706966

約数和(自身を除く): 249257778

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 49, 63, 84, 98, 126, 147, 196, 252, 294, 441, 588, 882, 1764, 72817, 145634, 218451, 291268, 436902, 509719, 655353, 873804, 1019438, 1310706, 1529157, 2038876, 2621412, 3058314, 3568033, 4587471, 6116628, 7136066, 9174942, 10704099, 14272132, 18349884, 21408198, 32112297, 42816396, 64224594, 128449188]

約数ペア:

[(1, 128449188), (2, 64224594), (3, 42816396), (4, 32112297), (6, 21408198), (7, 18349884), (9, 14272132), (12, 10704099), (14, 9174942), (18, 7136066), (21, 6116628), (28, 4587471), (36, 3568033), (42, 3058314), (49, 2621412), (63, 2038876), (84, 1529157), (98, 1310706), (126, 1019438), (147, 873804), (196, 655353), (252, 509719), (294, 436902), (441, 291268), (588, 218451), (882, 145634), (1764, 72817)]