78870015

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{227}}^1\times {\mathrm{1103}}^1$

素因数の和:1348

約数の個数: 48

約数和(自身を含む): 157068288

約数和(自身を除く): 78198273

約数列:

[1, 3, 5, 7, 9, 15, 21, 35, 45, 63, 105, 227, 315, 681, 1103, 1135, 1589, 2043, 3309, 3405, 4767, 5515, 7721, 7945, 9927, 10215, 14301, 16545, 23163, 23835, 38605, 49635, 69489, 71505, 115815, 250381, 347445, 751143, 1251905, 1752667, 2253429, 3755715, 5258001, 8763335, 11267145, 15774003, 26290005, 78870015]

約数ペア:

[(1, 78870015), (3, 26290005), (5, 15774003), (7, 11267145), (9, 8763335), (15, 5258001), (21, 3755715), (35, 2253429), (45, 1752667), (63, 1251905), (105, 751143), (227, 347445), (315, 250381), (681, 115815), (1103, 71505), (1135, 69489), (1589, 49635), (2043, 38605), (3309, 23835), (3405, 23163), (4767, 16545), (5515, 14301), (7721, 10215), (7945, 9927)]