25323345

素因数分解:

$3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{569}}^1$

素因数の和:646

約数の個数: 48

約数和(自身を含む): 46949760

約数和(自身を除く): 21626415

約数列:

[1, 3, 5, 9, 15, 23, 43, 45, 69, 115, 129, 207, 215, 345, 387, 569, 645, 989, 1035, 1707, 1935, 2845, 2967, 4945, 5121, 8535, 8901, 13087, 14835, 24467, 25605, 39261, 44505, 65435, 73401, 117783, 122335, 196305, 220203, 367005, 562741, 588915, 1101015, 1688223, 2813705, 5064669, 8441115, 25323345]

約数ペア:

[(1, 25323345), (3, 8441115), (5, 5064669), (9, 2813705), (15, 1688223), (23, 1101015), (43, 588915), (45, 562741), (69, 367005), (115, 220203), (129, 196305), (207, 122335), (215, 117783), (345, 73401), (387, 65435), (569, 44505), (645, 39261), (989, 25605), (1035, 24467), (1707, 14835), (1935, 13087), (2845, 8901), (2967, 8535), (4945, 5121)]