28946205

素因数分解:

$3^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{41}}^1\times {\mathrm{541}}^1$

素因数の和:622

約数の個数: 48

約数和(自身を含む): 53267760

約数和(自身を除く): 24321555

約数列:

[1, 3, 5, 9, 15, 29, 41, 45, 87, 123, 145, 205, 261, 369, 435, 541, 615, 1189, 1305, 1623, 1845, 2705, 3567, 4869, 5945, 8115, 10701, 15689, 17835, 22181, 24345, 47067, 53505, 66543, 78445, 110905, 141201, 199629, 235335, 332715, 643249, 706005, 998145, 1929747, 3216245, 5789241, 9648735, 28946205]

約数ペア:

[(1, 28946205), (3, 9648735), (5, 5789241), (9, 3216245), (15, 1929747), (29, 998145), (41, 706005), (45, 643249), (87, 332715), (123, 235335), (145, 199629), (205, 141201), (261, 110905), (369, 78445), (435, 66543), (541, 53505), (615, 47067), (1189, 24345), (1305, 22181), (1623, 17835), (1845, 15689), (2705, 10701), (3567, 8115), (4869, 5945)]