291318795

素因数分解:

$3^3\times 5^1\times {\mathrm{83}}^1\times {\mathrm{25999}}^1$

素因数の和:26096

約数の個数: 32

約数和(自身を含む): 524160000

約数和(自身を除く): 232841205

約数列:

[1, 3, 5, 9, 15, 27, 45, 83, 135, 249, 415, 747, 1245, 2241, 3735, 11205, 25999, 77997, 129995, 233991, 389985, 701973, 1169955, 2157917, 3509865, 6473751, 10789585, 19421253, 32368755, 58263759, 97106265, 291318795]

約数ペア:

[(1, 291318795), (3, 97106265), (5, 58263759), (9, 32368755), (15, 19421253), (27, 10789585), (45, 6473751), (83, 3509865), (135, 2157917), (249, 1169955), (415, 701973), (747, 389985), (1245, 233991), (2241, 129995), (3735, 77997), (11205, 25999)]