28922775

素因数分解:

$3^1\times 5^2\times 7^1\times {\mathrm{89}}^1\times {\mathrm{619}}^1$

素因数の和:728

約数の個数: 48

約数和(自身を含む): 55353600

約数和(自身を除く): 26430825

約数列:

[1, 3, 5, 7, 15, 21, 25, 35, 75, 89, 105, 175, 267, 445, 525, 619, 623, 1335, 1857, 1869, 2225, 3095, 3115, 4333, 6675, 9285, 9345, 12999, 15475, 15575, 21665, 46425, 46725, 55091, 64995, 108325, 165273, 275455, 324975, 385637, 826365, 1156911, 1377275, 1928185, 4131825, 5784555, 9640925, 28922775]

約数ペア:

[(1, 28922775), (3, 9640925), (5, 5784555), (7, 4131825), (15, 1928185), (21, 1377275), (25, 1156911), (35, 826365), (75, 385637), (89, 324975), (105, 275455), (175, 165273), (267, 108325), (445, 64995), (525, 55091), (619, 46725), (623, 46425), (1335, 21665), (1857, 15575), (1869, 15475), (2225, 12999), (3095, 9345), (3115, 9285), (4333, 6675)]