264528747

素因数分解:

$3^4\times 7^1\times {\mathrm{71}}^1\times {\mathrm{6571}}^1$

素因数の和:6661

約数の個数: 40

約数和(自身を含む): 458042112

約数和(自身を除く): 193513365

約数列:

[1, 3, 7, 9, 21, 27, 63, 71, 81, 189, 213, 497, 567, 639, 1491, 1917, 4473, 5751, 6571, 13419, 19713, 40257, 45997, 59139, 137991, 177417, 413973, 466541, 532251, 1241919, 1399623, 3265787, 3725757, 4198869, 9797361, 12596607, 29392083, 37789821, 88176249, 264528747]

約数ペア:

[(1, 264528747), (3, 88176249), (7, 37789821), (9, 29392083), (21, 12596607), (27, 9797361), (63, 4198869), (71, 3725757), (81, 3265787), (189, 1399623), (213, 1241919), (497, 532251), (567, 466541), (639, 413973), (1491, 177417), (1917, 137991), (4473, 59139), (5751, 45997), (6571, 40257), (13419, 19713)]