27729375

素因数分解:

$3^1\times 5^4\times {\mathrm{23}}^1\times {\mathrm{643}}^1$

素因数の和:689

約数の個数: 40

約数和(自身を含む): 48284544

約数和(自身を除く): 20555169

約数列:

[1, 3, 5, 15, 23, 25, 69, 75, 115, 125, 345, 375, 575, 625, 643, 1725, 1875, 1929, 2875, 3215, 8625, 9645, 14375, 14789, 16075, 43125, 44367, 48225, 73945, 80375, 221835, 241125, 369725, 401875, 1109175, 1205625, 1848625, 5545875, 9243125, 27729375]

約数ペア:

[(1, 27729375), (3, 9243125), (5, 5545875), (15, 1848625), (23, 1205625), (25, 1109175), (69, 401875), (75, 369725), (115, 241125), (125, 221835), (345, 80375), (375, 73945), (575, 48225), (625, 44367), (643, 43125), (1725, 16075), (1875, 14789), (1929, 14375), (2875, 9645), (3215, 8625)]