12131145

素因数分解:

$3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{233}}^1$

素因数の和:346

約数の個数: 48

約数和(自身を含む): 22997520

約数和(自身を除く): 10866375

約数列:

[1, 3, 5, 9, 13, 15, 39, 45, 65, 89, 117, 195, 233, 267, 445, 585, 699, 801, 1157, 1165, 1335, 2097, 3029, 3471, 3495, 4005, 5785, 9087, 10413, 10485, 15145, 17355, 20737, 27261, 45435, 52065, 62211, 103685, 136305, 186633, 269581, 311055, 808743, 933165, 1347905, 2426229, 4043715, 12131145]

約数ペア:

[(1, 12131145), (3, 4043715), (5, 2426229), (9, 1347905), (13, 933165), (15, 808743), (39, 311055), (45, 269581), (65, 186633), (89, 136305), (117, 103685), (195, 62211), (233, 52065), (267, 45435), (445, 27261), (585, 20737), (699, 17355), (801, 15145), (1157, 10485), (1165, 10413), (1335, 9087), (2097, 5785), (3029, 4005), (3471, 3495)]