81671019696

素因数分解:

$2^4\times 3^2\times 7^2\times {\mathrm{11574691}}^1$

素因数の和:11574719

約数の個数: 90

約数和(自身を含む): 265882249932

約数和(自身を除く): 184211230236

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 28, 36, 42, 48, 49, 56, 63, 72, 84, 98, 112, 126, 144, 147, 168, 196, 252, 294, 336, 392, 441, 504, 588, 784, 882, 1008, 1176, 1764, 2352, 3528, 7056, 11574691, 23149382, 34724073, 46298764, 69448146, 81022837, 92597528, 104172219, 138896292, 162045674, 185195056, 208344438, 243068511, 277792584, 324091348, 416688876, 486137022, 555585168, 567159859, 648182696, 729205533, 833377752, 972274044, 1134319718, 1296365392, 1458411066, 1666755504, 1701479577, 1944548088, 2268639436, 2916822132, 3402959154, 3889096176, 4537278872, 5104438731, 5833644264, 6805918308, 9074557744, 10208877462, 11667288528, 13611836616, 20417754924, 27223673232, 40835509848, 81671019696]

約数ペア:

[(1, 81671019696), (2, 40835509848), (3, 27223673232), (4, 20417754924), (6, 13611836616), (7, 11667288528), (8, 10208877462), (9, 9074557744), (12, 6805918308), (14, 5833644264), (16, 5104438731), (18, 4537278872), (21, 3889096176), (24, 3402959154), (28, 2916822132), (36, 2268639436), (42, 1944548088), (48, 1701479577), (49, 1666755504), (56, 1458411066), (63, 1296365392), (72, 1134319718), (84, 972274044), (98, 833377752), (112, 729205533), (126, 648182696), (144, 567159859), (147, 555585168), (168, 486137022), (196, 416688876), (252, 324091348), (294, 277792584), (336, 243068511), (392, 208344438), (441, 185195056), (504, 162045674), (588, 138896292), (784, 104172219), (882, 92597528), (1008, 81022837), (1176, 69448146), (1764, 46298764), (2352, 34724073), (3528, 23149382), (7056, 11574691)]