201002228

素因数分解:

$2^2\times 7^1\times {\mathrm{79}}^1\times {\mathrm{89}}^1\times {\mathrm{1021}}^1$

素因数の和:1200

約数の個数: 48

約数和(自身を含む): 412070400

約数和(自身を除く): 211068172

約数列:

[1, 2, 4, 7, 14, 28, 79, 89, 158, 178, 316, 356, 553, 623, 1021, 1106, 1246, 2042, 2212, 2492, 4084, 7031, 7147, 14062, 14294, 28124, 28588, 49217, 80659, 90869, 98434, 161318, 181738, 196868, 322636, 363476, 564613, 636083, 1129226, 1272166, 2258452, 2544332, 7178651, 14357302, 28714604, 50250557, 100501114, 201002228]

約数ペア:

[(1, 201002228), (2, 100501114), (4, 50250557), (7, 28714604), (14, 14357302), (28, 7178651), (79, 2544332), (89, 2258452), (158, 1272166), (178, 1129226), (316, 636083), (356, 564613), (553, 363476), (623, 322636), (1021, 196868), (1106, 181738), (1246, 161318), (2042, 98434), (2212, 90869), (2492, 80659), (4084, 49217), (7031, 28588), (7147, 28124), (14062, 14294)]