31154145

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{4391}}^1$

素因数の和:4453

約数の個数: 32

約数和(自身を含む): 55655424

約数和(自身を除く): 24501279

約数列:

[1, 3, 5, 11, 15, 33, 43, 55, 129, 165, 215, 473, 645, 1419, 2365, 4391, 7095, 13173, 21955, 48301, 65865, 144903, 188813, 241505, 566439, 724515, 944065, 2076943, 2832195, 6230829, 10384715, 31154145]

約数ペア:

[(1, 31154145), (3, 10384715), (5, 6230829), (11, 2832195), (15, 2076943), (33, 944065), (43, 724515), (55, 566439), (129, 241505), (165, 188813), (215, 144903), (473, 65865), (645, 48301), (1419, 21955), (2365, 13173), (4391, 7095)]