38378457

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{331}}^1\times {\mathrm{991}}^1$

素因数の和:1341

約数の個数: 24

約数和(自身を含む): 59940608

約数和(自身を除く): 21562151

約数列:

[1, 3, 9, 13, 39, 117, 331, 991, 993, 2973, 2979, 4303, 8919, 12883, 12909, 38649, 38727, 115947, 328021, 984063, 2952189, 4264273, 12792819, 38378457]

約数ペア:

[(1, 38378457), (3, 12792819), (9, 4264273), (13, 2952189), (39, 984063), (117, 328021), (331, 115947), (991, 38727), (993, 38649), (2973, 12909), (2979, 12883), (4303, 8919)]