72140627

素因数分解:

${\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{181}}^1$

素因数の和:291

約数の個数: 32

約数和(自身を含む): 86102016

約数和(自身を除く): 13961389

約数列:

[1, 13, 23, 31, 43, 181, 299, 403, 559, 713, 989, 1333, 2353, 4163, 5611, 7783, 9269, 12857, 17329, 30659, 54119, 72943, 101179, 129053, 179009, 241273, 398567, 1677689, 2327117, 3136549, 5549279, 72140627]

約数ペア:

[(1, 72140627), (13, 5549279), (23, 3136549), (31, 2327117), (43, 1677689), (181, 398567), (299, 241273), (403, 179009), (559, 129053), (713, 101179), (989, 72943), (1333, 54119), (2353, 30659), (4163, 17329), (5611, 12857), (7783, 9269)]