213317625

素因数分解:

$3^1\times 5^3\times {\mathrm{43}}^1\times {\mathrm{13229}}^1$

素因数の和:13290

約数の個数: 32

約数和(自身を含む): 363242880

約数和(自身を除く): 149925255

約数列:

[1, 3, 5, 15, 25, 43, 75, 125, 129, 215, 375, 645, 1075, 3225, 5375, 13229, 16125, 39687, 66145, 198435, 330725, 568847, 992175, 1653625, 1706541, 2844235, 4960875, 8532705, 14221175, 42663525, 71105875, 213317625]

約数ペア:

[(1, 213317625), (3, 71105875), (5, 42663525), (15, 14221175), (25, 8532705), (43, 4960875), (75, 2844235), (125, 1706541), (129, 1653625), (215, 992175), (375, 568847), (645, 330725), (1075, 198435), (3225, 66145), (5375, 39687), (13229, 16125)]