213478425

素因数分解:

$3^2\times 5^2\times {\mathrm{29}}^1\times {\mathrm{32717}}^1$

素因数の和:32762

約数の個数: 36

約数和(自身を含む): 395560620

約数和(自身を除く): 182082195

約数列:

[1, 3, 5, 9, 15, 25, 29, 45, 75, 87, 145, 225, 261, 435, 725, 1305, 2175, 6525, 32717, 98151, 163585, 294453, 490755, 817925, 948793, 1472265, 2453775, 2846379, 4743965, 7361325, 8539137, 14231895, 23719825, 42695685, 71159475, 213478425]

約数ペア:

[(1, 213478425), (3, 71159475), (5, 42695685), (9, 23719825), (15, 14231895), (25, 8539137), (29, 7361325), (45, 4743965), (75, 2846379), (87, 2453775), (145, 1472265), (225, 948793), (261, 817925), (435, 490755), (725, 294453), (1305, 163585), (2175, 98151), (6525, 32717)]