200913195

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{79}}^1\times {\mathrm{457}}^1$

素因数の和:604

約数の個数: 64

約数和(自身を含む): 379883520

約数和(自身を除く): 178970325

約数列:

[1, 3, 5, 7, 15, 21, 35, 53, 79, 105, 159, 237, 265, 371, 395, 457, 553, 795, 1113, 1185, 1371, 1659, 1855, 2285, 2765, 3199, 4187, 5565, 6855, 8295, 9597, 12561, 15995, 20935, 24221, 29309, 36103, 47985, 62805, 72663, 87927, 108309, 121105, 146545, 169547, 180515, 252721, 363315, 439635, 508641, 541545, 758163, 847735, 1263605, 1913459, 2543205, 3790815, 5740377, 9567295, 13394213, 28701885, 40182639, 66971065, 200913195]

約数ペア:

[(1, 200913195), (3, 66971065), (5, 40182639), (7, 28701885), (15, 13394213), (21, 9567295), (35, 5740377), (53, 3790815), (79, 2543205), (105, 1913459), (159, 1263605), (237, 847735), (265, 758163), (371, 541545), (395, 508641), (457, 439635), (553, 363315), (795, 252721), (1113, 180515), (1185, 169547), (1371, 146545), (1659, 121105), (1855, 108309), (2285, 87927), (2765, 72663), (3199, 62805), (4187, 47985), (5565, 36103), (6855, 29309), (8295, 24221), (9597, 20935), (12561, 15995)]