215572803

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{281}}^1\times {\mathrm{313}}^1$

素因数の和:659

約数の個数: 32

約数和(自身を含む): 311688960

約数和(自身を除く): 96116157

約数列:

[1, 3, 19, 43, 57, 129, 281, 313, 817, 843, 939, 2451, 5339, 5947, 12083, 13459, 16017, 17841, 36249, 40377, 87953, 229577, 255721, 263859, 688731, 767163, 1671107, 3781979, 5013321, 11345937, 71857601, 215572803]

約数ペア:

[(1, 215572803), (3, 71857601), (19, 11345937), (43, 5013321), (57, 3781979), (129, 1671107), (281, 767163), (313, 688731), (817, 263859), (843, 255721), (939, 229577), (2451, 87953), (5339, 40377), (5947, 36249), (12083, 17841), (13459, 16017)]