1660542078

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{21289001}}^1$

素因数の和:21289019

約数の個数: 16

約数和(自身を含む): 3576552336

約数和(自身を除く): 1916010258

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 21289001, 42578002, 63867003, 127734006, 276757013, 553514026, 830271039, 1660542078]

約数ペア:

[(1, 1660542078), (2, 830271039), (3, 553514026), (6, 276757013), (13, 127734006), (26, 63867003), (39, 42578002), (78, 21289001)]