7472970

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{1931}}^1$

素因数の和:1987

約数の個数: 48

約数和(自身を含む): 19891872

約数和(自身を除く): 12418902

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 43, 45, 86, 90, 129, 215, 258, 387, 430, 645, 774, 1290, 1931, 1935, 3862, 3870, 5793, 9655, 11586, 17379, 19310, 28965, 34758, 57930, 83033, 86895, 166066, 173790, 249099, 415165, 498198, 747297, 830330, 1245495, 1494594, 2490990, 3736485, 7472970]

約数ペア:

[(1, 7472970), (2, 3736485), (3, 2490990), (5, 1494594), (6, 1245495), (9, 830330), (10, 747297), (15, 498198), (18, 415165), (30, 249099), (43, 173790), (45, 166066), (86, 86895), (90, 83033), (129, 57930), (215, 34758), (258, 28965), (387, 19310), (430, 17379), (645, 11586), (774, 9655), (1290, 5793), (1931, 3870), (1935, 3862)]