15957591

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{67}}^1\times {\mathrm{197}}^1$

素因数の和:311

約数の個数: 32

約数和(自身を含む): 24127488

約数和(自身を除く): 8169897

約数列:

[1, 3, 13, 31, 39, 67, 93, 197, 201, 403, 591, 871, 1209, 2077, 2561, 2613, 6107, 6231, 7683, 13199, 18321, 27001, 39597, 79391, 81003, 171587, 238173, 409169, 514761, 1227507, 5319197, 15957591]

約数ペア:

[(1, 15957591), (3, 5319197), (13, 1227507), (31, 514761), (39, 409169), (67, 238173), (93, 171587), (197, 81003), (201, 79391), (403, 39597), (591, 27001), (871, 18321), (1209, 13199), (2077, 7683), (2561, 6231), (2613, 6107)]