154438425

素因数分解:

$3^2\times 5^2\times {\mathrm{163}}^1\times {\mathrm{4211}}^1$

素因数の和:4390

約数の個数: 36

約数和(自身を含む): 278379504

約数和(自身を除く): 123941079

約数列:

[1, 3, 5, 9, 15, 25, 45, 75, 163, 225, 489, 815, 1467, 2445, 4075, 4211, 7335, 12225, 12633, 21055, 36675, 37899, 63165, 105275, 189495, 315825, 686393, 947475, 2059179, 3431965, 6177537, 10295895, 17159825, 30887685, 51479475, 154438425]

約数ペア:

[(1, 154438425), (3, 51479475), (5, 30887685), (9, 17159825), (15, 10295895), (25, 6177537), (45, 3431965), (75, 2059179), (163, 947475), (225, 686393), (489, 315825), (815, 189495), (1467, 105275), (2445, 63165), (4075, 37899), (4211, 36675), (7335, 21055), (12225, 12633)]