15288728

素因数分解:

$2^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{21001}}^1$

素因数の和:21027

約数の個数: 32

約数和(自身を含む): 35283360

約数和(自身を除く): 19994632

約数列:

[1, 2, 4, 7, 8, 13, 14, 26, 28, 52, 56, 91, 104, 182, 364, 728, 21001, 42002, 84004, 147007, 168008, 273013, 294014, 546026, 588028, 1092052, 1176056, 1911091, 2184104, 3822182, 7644364, 15288728]

約数ペア:

[(1, 15288728), (2, 7644364), (4, 3822182), (7, 2184104), (8, 1911091), (13, 1176056), (14, 1092052), (26, 588028), (28, 546026), (52, 294014), (56, 273013), (91, 168008), (104, 147007), (182, 84004), (364, 42002), (728, 21001)]