18117285

素因数分解:

$3^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{89}}^1\times {\mathrm{331}}^1$

素因数の和:469

約数の個数: 32

約数和(自身を含む): 30119040

約数和(自身を除く): 12001755

約数列:

[1, 3, 5, 15, 41, 89, 123, 205, 267, 331, 445, 615, 993, 1335, 1655, 3649, 4965, 10947, 13571, 18245, 29459, 40713, 54735, 67855, 88377, 147295, 203565, 441885, 1207819, 3623457, 6039095, 18117285]

約数ペア:

[(1, 18117285), (3, 6039095), (5, 3623457), (15, 1207819), (41, 441885), (89, 203565), (123, 147295), (205, 88377), (267, 67855), (331, 54735), (445, 40713), (615, 29459), (993, 18245), (1335, 13571), (1655, 10947), (3649, 4965)]