2221861215

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{73}}^1\times {\mathrm{289871}}^1$

素因数の和:289959

約数の個数: 32

約数和(自身を含む): 4118501376

約数和(自身を除く): 1896640161

約数列:

[1, 3, 5, 7, 15, 21, 35, 73, 105, 219, 365, 511, 1095, 1533, 2555, 7665, 289871, 869613, 1449355, 2029097, 4348065, 6087291, 10145485, 21160583, 30436455, 63481749, 105802915, 148124081, 317408745, 444372243, 740620405, 2221861215]

約数ペア:

[(1, 2221861215), (3, 740620405), (5, 444372243), (7, 317408745), (15, 148124081), (21, 105802915), (35, 63481749), (73, 30436455), (105, 21160583), (219, 10145485), (365, 6087291), (511, 4348065), (1095, 2029097), (1533, 1449355), (2555, 869613), (7665, 289871)]