66743992

素因数分解:

$2^3\times 7^1\times {\mathrm{31}}^1\times {\mathrm{38447}}^1$

素因数の和:38491

約数の個数: 32

約数和(自身を含む): 147640320

約数和(自身を除く): 80896328

約数列:

[1, 2, 4, 7, 8, 14, 28, 31, 56, 62, 124, 217, 248, 434, 868, 1736, 38447, 76894, 153788, 269129, 307576, 538258, 1076516, 1191857, 2153032, 2383714, 4767428, 8342999, 9534856, 16685998, 33371996, 66743992]

約数ペア:

[(1, 66743992), (2, 33371996), (4, 16685998), (7, 9534856), (8, 8342999), (14, 4767428), (28, 2383714), (31, 2153032), (56, 1191857), (62, 1076516), (124, 538258), (217, 307576), (248, 269129), (434, 153788), (868, 76894), (1736, 38447)]