23917647

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{73}}^1\times {\mathrm{271}}^1$

素因数の和:391

約数の個数: 32

約数和(自身を含む): 36069376

約数和(自身を除く): 12151729

約数列:

[1, 3, 13, 31, 39, 73, 93, 219, 271, 403, 813, 949, 1209, 2263, 2847, 3523, 6789, 8401, 10569, 19783, 25203, 29419, 59349, 88257, 109213, 257179, 327639, 613273, 771537, 1839819, 7972549, 23917647]

約数ペア:

[(1, 23917647), (3, 7972549), (13, 1839819), (31, 771537), (39, 613273), (73, 327639), (93, 257179), (219, 109213), (271, 88257), (403, 59349), (813, 29419), (949, 25203), (1209, 19783), (2263, 10569), (2847, 8401), (3523, 6789)]