127977388

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^2\times {\mathrm{1151}}^1$

素因数の和:1211

約数の個数: 72

約数和(自身を含む): 294948864

約数和(自身を除く): 166971476

約数列:

[1, 2, 4, 7, 11, 14, 19, 22, 28, 38, 44, 76, 77, 133, 154, 209, 266, 308, 361, 418, 532, 722, 836, 1151, 1444, 1463, 2302, 2527, 2926, 3971, 4604, 5054, 5852, 7942, 8057, 10108, 12661, 15884, 16114, 21869, 25322, 27797, 32228, 43738, 50644, 55594, 87476, 88627, 111188, 153083, 177254, 240559, 306166, 354508, 415511, 481118, 612332, 831022, 962236, 1662044, 1683913, 2908577, 3367826, 4570621, 5817154, 6735652, 9141242, 11634308, 18282484, 31994347, 63988694, 127977388]

約数ペア:

[(1, 127977388), (2, 63988694), (4, 31994347), (7, 18282484), (11, 11634308), (14, 9141242), (19, 6735652), (22, 5817154), (28, 4570621), (38, 3367826), (44, 2908577), (76, 1683913), (77, 1662044), (133, 962236), (154, 831022), (209, 612332), (266, 481118), (308, 415511), (361, 354508), (418, 306166), (532, 240559), (722, 177254), (836, 153083), (1151, 111188), (1444, 88627), (1463, 87476), (2302, 55594), (2527, 50644), (2926, 43738), (3971, 32228), (4604, 27797), (5054, 25322), (5852, 21869), (7942, 16114), (8057, 15884), (10108, 12661)]