31109490

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{20333}}^1$

素因数の和:20363

約数の個数: 48

約数和(自身を含む): 85646808

約数和(自身を除く): 54537318

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 17, 18, 30, 34, 45, 51, 85, 90, 102, 153, 170, 255, 306, 510, 765, 1530, 20333, 40666, 60999, 101665, 121998, 182997, 203330, 304995, 345661, 365994, 609990, 691322, 914985, 1036983, 1728305, 1829970, 2073966, 3110949, 3456610, 5184915, 6221898, 10369830, 15554745, 31109490]

約数ペア:

[(1, 31109490), (2, 15554745), (3, 10369830), (5, 6221898), (6, 5184915), (9, 3456610), (10, 3110949), (15, 2073966), (17, 1829970), (18, 1728305), (30, 1036983), (34, 914985), (45, 691322), (51, 609990), (85, 365994), (90, 345661), (102, 304995), (153, 203330), (170, 182997), (255, 121998), (306, 101665), (510, 60999), (765, 40666), (1530, 20333)]