131518884

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{79}}^1\times {\mathrm{19819}}^1$

素因数の和:19912

約数の個数: 48

約数和(自身を含む): 355174400

約数和(自身を除く): 223655516

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 79, 84, 158, 237, 316, 474, 553, 948, 1106, 1659, 2212, 3318, 6636, 19819, 39638, 59457, 79276, 118914, 138733, 237828, 277466, 416199, 554932, 832398, 1565701, 1664796, 3131402, 4697103, 6262804, 9394206, 10959907, 18788412, 21919814, 32879721, 43839628, 65759442, 131518884]

約数ペア:

[(1, 131518884), (2, 65759442), (3, 43839628), (4, 32879721), (6, 21919814), (7, 18788412), (12, 10959907), (14, 9394206), (21, 6262804), (28, 4697103), (42, 3131402), (79, 1664796), (84, 1565701), (158, 832398), (237, 554932), (316, 416199), (474, 277466), (553, 237828), (948, 138733), (1106, 118914), (1659, 79276), (2212, 59457), (3318, 39638), (6636, 19819)]