31421070

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{127}}^1\times {\mathrm{2749}}^1$

素因数の和:2889

約数の個数: 48

約数和(自身を含む): 82368000

約数和(自身を除く): 50946930

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 127, 254, 381, 635, 762, 1143, 1270, 1905, 2286, 2749, 3810, 5498, 5715, 8247, 11430, 13745, 16494, 24741, 27490, 41235, 49482, 82470, 123705, 247410, 349123, 698246, 1047369, 1745615, 2094738, 3142107, 3491230, 5236845, 6284214, 10473690, 15710535, 31421070]

約数ペア:

[(1, 31421070), (2, 15710535), (3, 10473690), (5, 6284214), (6, 5236845), (9, 3491230), (10, 3142107), (15, 2094738), (18, 1745615), (30, 1047369), (45, 698246), (90, 349123), (127, 247410), (254, 123705), (381, 82470), (635, 49482), (762, 41235), (1143, 27490), (1270, 24741), (1905, 16494), (2286, 13745), (2749, 11430), (3810, 8247), (5498, 5715)]