12491668

素因数分解:

$2^2\times 7^2\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{163}}^1$

素因数の和:221

約数の個数: 72

約数和(自身を含む): 28268352

約数和(自身を除く): 15776684

約数列:

[1, 2, 4, 7, 14, 17, 23, 28, 34, 46, 49, 68, 92, 98, 119, 161, 163, 196, 238, 322, 326, 391, 476, 644, 652, 782, 833, 1127, 1141, 1564, 1666, 2254, 2282, 2737, 2771, 3332, 3749, 4508, 4564, 5474, 5542, 7498, 7987, 10948, 11084, 14996, 15974, 19159, 19397, 26243, 31948, 38318, 38794, 52486, 63733, 76636, 77588, 104972, 127466, 135779, 183701, 254932, 271558, 367402, 446131, 543116, 734804, 892262, 1784524, 3122917, 6245834, 12491668]

約数ペア:

[(1, 12491668), (2, 6245834), (4, 3122917), (7, 1784524), (14, 892262), (17, 734804), (23, 543116), (28, 446131), (34, 367402), (46, 271558), (49, 254932), (68, 183701), (92, 135779), (98, 127466), (119, 104972), (161, 77588), (163, 76636), (196, 63733), (238, 52486), (322, 38794), (326, 38318), (391, 31948), (476, 26243), (644, 19397), (652, 19159), (782, 15974), (833, 14996), (1127, 11084), (1141, 10948), (1564, 7987), (1666, 7498), (2254, 5542), (2282, 5474), (2737, 4564), (2771, 4508), (3332, 3749)]