28978470

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{321983}}^1$

素因数の和:321996

約数の個数: 24

約数和(自身を含む): 75344256

約数和(自身を除く): 46365786

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 321983, 643966, 965949, 1609915, 1931898, 2897847, 3219830, 4829745, 5795694, 9659490, 14489235, 28978470]

約数ペア:

[(1, 28978470), (2, 14489235), (3, 9659490), (5, 5795694), (6, 4829745), (9, 3219830), (10, 2897847), (15, 1931898), (18, 1609915), (30, 965949), (45, 643966), (90, 321983)]