155757921

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{89}}^1\times {\mathrm{181}}^1\times {\mathrm{293}}^1$

素因数の和:577

約数の個数: 32

約数和(自身を含む): 231154560

約数和(自身を除く): 75396639

約数列:

[1, 3, 11, 33, 89, 181, 267, 293, 543, 879, 979, 1991, 2937, 3223, 5973, 9669, 16109, 26077, 48327, 53033, 78231, 159099, 177199, 286847, 531597, 583363, 860541, 1750089, 4719937, 14159811, 51919307, 155757921]

約数ペア:

[(1, 155757921), (3, 51919307), (11, 14159811), (33, 4719937), (89, 1750089), (181, 860541), (267, 583363), (293, 531597), (543, 286847), (879, 177199), (979, 159099), (1991, 78231), (2937, 53033), (3223, 48327), (5973, 26077), (9669, 16109)]