54215595

素因数分解:

$3^3\times 5^1\times 7^1\times {\mathrm{103}}^1\times {\mathrm{557}}^1$

素因数の和:681

約数の個数: 64

約数和(自身を含む): 111421440

約数和(自身を除く): 57205845

約数列:

[1, 3, 5, 7, 9, 15, 21, 27, 35, 45, 63, 103, 105, 135, 189, 309, 315, 515, 557, 721, 927, 945, 1545, 1671, 2163, 2781, 2785, 3605, 3899, 4635, 5013, 6489, 8355, 10815, 11697, 13905, 15039, 19467, 19495, 25065, 32445, 35091, 57371, 58485, 75195, 97335, 105273, 172113, 175455, 286855, 401597, 516339, 526365, 860565, 1204791, 1549017, 2007985, 2581695, 3614373, 6023955, 7745085, 10843119, 18071865, 54215595]

約数ペア:

[(1, 54215595), (3, 18071865), (5, 10843119), (7, 7745085), (9, 6023955), (15, 3614373), (21, 2581695), (27, 2007985), (35, 1549017), (45, 1204791), (63, 860565), (103, 526365), (105, 516339), (135, 401597), (189, 286855), (309, 175455), (315, 172113), (515, 105273), (557, 97335), (721, 75195), (927, 58485), (945, 57371), (1545, 35091), (1671, 32445), (2163, 25065), (2781, 19495), (2785, 19467), (3605, 15039), (3899, 13905), (4635, 11697), (5013, 10815), (6489, 8355)]