28223190

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{557}}^1\times {\mathrm{563}}^1$

素因数の和:1133

約数の個数: 48

約数和(自身を含む): 73642608

約数和(自身を除く): 45419418

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 557, 563, 1114, 1126, 1671, 1689, 2785, 2815, 3342, 3378, 5013, 5067, 5570, 5630, 8355, 8445, 10026, 10134, 16710, 16890, 25065, 25335, 50130, 50670, 313591, 627182, 940773, 1567955, 1881546, 2822319, 3135910, 4703865, 5644638, 9407730, 14111595, 28223190]

約数ペア:

[(1, 28223190), (2, 14111595), (3, 9407730), (5, 5644638), (6, 4703865), (9, 3135910), (10, 2822319), (15, 1881546), (18, 1567955), (30, 940773), (45, 627182), (90, 313591), (557, 50670), (563, 50130), (1114, 25335), (1126, 25065), (1671, 16890), (1689, 16710), (2785, 10134), (2815, 10026), (3342, 8445), (3378, 8355), (5013, 5630), (5067, 5570)]