15990338

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{103}}^1\times {\mathrm{853}}^1$

素因数の和:978

約数の個数: 32

約数和(自身を含む): 29842176

約数和(自身を除く): 13851838

約数列:

[1, 2, 7, 13, 14, 26, 91, 103, 182, 206, 721, 853, 1339, 1442, 1706, 2678, 5971, 9373, 11089, 11942, 18746, 22178, 77623, 87859, 155246, 175718, 615013, 1142167, 1230026, 2284334, 7995169, 15990338]

約数ペア:

[(1, 15990338), (2, 7995169), (7, 2284334), (13, 1230026), (14, 1142167), (26, 615013), (91, 175718), (103, 155246), (182, 87859), (206, 77623), (721, 22178), (853, 18746), (1339, 11942), (1442, 11089), (1706, 9373), (2678, 5971)]