520033335

素因数分解:

$3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{40739}}^1$

素因数の和:40807

約数の個数: 32

約数和(自身を含む): 891717120

約数和(自身を除く): 371683785

約数列:

[1, 3, 5, 15, 23, 37, 69, 111, 115, 185, 345, 555, 851, 2553, 4255, 12765, 40739, 122217, 203695, 611085, 936997, 1507343, 2810991, 4522029, 4684985, 7536715, 14054955, 22610145, 34668889, 104006667, 173344445, 520033335]

約数ペア:

[(1, 520033335), (3, 173344445), (5, 104006667), (15, 34668889), (23, 22610145), (37, 14054955), (69, 7536715), (111, 4684985), (115, 4522029), (185, 2810991), (345, 1507343), (555, 936997), (851, 611085), (2553, 203695), (4255, 122217), (12765, 40739)]