28950825

素因数分解:

$3^1\times 5^2\times {\mathrm{43}}^1\times {\mathrm{47}}^1\times {\mathrm{191}}^1$

素因数の和:294

約数の個数: 48

約数和(自身を含む): 50282496

約数和(自身を除く): 21331671

約数列:

[1, 3, 5, 15, 25, 43, 47, 75, 129, 141, 191, 215, 235, 573, 645, 705, 955, 1075, 1175, 2021, 2865, 3225, 3525, 4775, 6063, 8213, 8977, 10105, 14325, 24639, 26931, 30315, 41065, 44885, 50525, 123195, 134655, 151575, 205325, 224425, 386011, 615975, 673275, 1158033, 1930055, 5790165, 9650275, 28950825]

約数ペア:

[(1, 28950825), (3, 9650275), (5, 5790165), (15, 1930055), (25, 1158033), (43, 673275), (47, 615975), (75, 386011), (129, 224425), (141, 205325), (191, 151575), (215, 134655), (235, 123195), (573, 50525), (645, 44885), (705, 41065), (955, 30315), (1075, 26931), (1175, 24639), (2021, 14325), (2865, 10105), (3225, 8977), (3525, 8213), (4775, 6063)]