27831390

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{157}}^1\times {\mathrm{311}}^1$

素因数の和:497

約数の個数: 64

約数和(自身を含む): 70986240

約数和(自身を除く): 43154850

約数列:

[1, 2, 3, 5, 6, 10, 15, 19, 30, 38, 57, 95, 114, 157, 190, 285, 311, 314, 471, 570, 622, 785, 933, 942, 1555, 1570, 1866, 2355, 2983, 3110, 4665, 4710, 5909, 5966, 8949, 9330, 11818, 14915, 17727, 17898, 29545, 29830, 35454, 44745, 48827, 59090, 88635, 89490, 97654, 146481, 177270, 244135, 292962, 488270, 732405, 927713, 1464810, 1855426, 2783139, 4638565, 5566278, 9277130, 13915695, 27831390]

約数ペア:

[(1, 27831390), (2, 13915695), (3, 9277130), (5, 5566278), (6, 4638565), (10, 2783139), (15, 1855426), (19, 1464810), (30, 927713), (38, 732405), (57, 488270), (95, 292962), (114, 244135), (157, 177270), (190, 146481), (285, 97654), (311, 89490), (314, 88635), (471, 59090), (570, 48827), (622, 44745), (785, 35454), (933, 29830), (942, 29545), (1555, 17898), (1570, 17727), (1866, 14915), (2355, 11818), (2983, 9330), (3110, 8949), (4665, 5966), (4710, 5909)]