30521529

素因数分解:

$3^5\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{127}}^1$

素因数の和:208

約数の個数: 48

約数和(自身を含む): 49201152

約数和(自身を除く): 18679623

約数列:

[1, 3, 9, 23, 27, 43, 69, 81, 127, 129, 207, 243, 381, 387, 621, 989, 1143, 1161, 1863, 2921, 2967, 3429, 3483, 5461, 5589, 8763, 8901, 10287, 10449, 16383, 26289, 26703, 30861, 49149, 78867, 80109, 125603, 147447, 236601, 240327, 376809, 442341, 709803, 1130427, 1327023, 3391281, 10173843, 30521529]

約数ペア:

[(1, 30521529), (3, 10173843), (9, 3391281), (23, 1327023), (27, 1130427), (43, 709803), (69, 442341), (81, 376809), (127, 240327), (129, 236601), (207, 147447), (243, 125603), (381, 80109), (387, 78867), (621, 49149), (989, 30861), (1143, 26703), (1161, 26289), (1863, 16383), (2921, 10449), (2967, 10287), (3429, 8901), (3483, 8763), (5461, 5589)]