13200975

素因数分解:

$3^5\times 5^2\times {\mathrm{41}}^1\times {\mathrm{53}}^1$

素因数の和:119

約数の個数: 72

約数和(自身を含む): 25592112

約数和(自身を除く): 12391137

約数列:

[1, 3, 5, 9, 15, 25, 27, 41, 45, 53, 75, 81, 123, 135, 159, 205, 225, 243, 265, 369, 405, 477, 615, 675, 795, 1025, 1107, 1215, 1325, 1431, 1845, 2025, 2173, 2385, 3075, 3321, 3975, 4293, 5535, 6075, 6519, 7155, 9225, 9963, 10865, 11925, 12879, 16605, 19557, 21465, 27675, 32595, 35775, 49815, 54325, 58671, 64395, 83025, 97785, 107325, 162975, 176013, 249075, 293355, 321975, 488925, 528039, 880065, 1466775, 2640195, 4400325, 13200975]

約数ペア:

[(1, 13200975), (3, 4400325), (5, 2640195), (9, 1466775), (15, 880065), (25, 528039), (27, 488925), (41, 321975), (45, 293355), (53, 249075), (75, 176013), (81, 162975), (123, 107325), (135, 97785), (159, 83025), (205, 64395), (225, 58671), (243, 54325), (265, 49815), (369, 35775), (405, 32595), (477, 27675), (615, 21465), (675, 19557), (795, 16605), (1025, 12879), (1107, 11925), (1215, 10865), (1325, 9963), (1431, 9225), (1845, 7155), (2025, 6519), (2173, 6075), (2385, 5535), (3075, 4293), (3321, 3975)]