909968775

素因数分解:

$3^1\times 5^2\times {\mathrm{17}}^1\times {\mathrm{827}}^1\times {\mathrm{863}}^1$

素因数の和:1720

約数の個数: 48

約数和(自身を含む): 1596754944

約数和(自身を除く): 686786169

約数列:

[1, 3, 5, 15, 17, 25, 51, 75, 85, 255, 425, 827, 863, 1275, 2481, 2589, 4135, 4315, 12405, 12945, 14059, 14671, 20675, 21575, 42177, 44013, 62025, 64725, 70295, 73355, 210885, 220065, 351475, 366775, 713701, 1054425, 1100325, 2141103, 3568505, 10705515, 12132917, 17842525, 36398751, 53527575, 60664585, 181993755, 303322925, 909968775]

約数ペア:

[(1, 909968775), (3, 303322925), (5, 181993755), (15, 60664585), (17, 53527575), (25, 36398751), (51, 17842525), (75, 12132917), (85, 10705515), (255, 3568505), (425, 2141103), (827, 1100325), (863, 1054425), (1275, 713701), (2481, 366775), (2589, 351475), (4135, 220065), (4315, 210885), (12405, 73355), (12945, 70295), (14059, 64725), (14671, 62025), (20675, 44013), (21575, 42177)]