209250435

素因数分解:

$3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{61}}^2\times {\mathrm{163}}^1$

素因数の和:316

約数の個数: 48

約数和(自身を含む): 357357312

約数和(自身を除く): 148106877

約数列:

[1, 3, 5, 15, 23, 61, 69, 115, 163, 183, 305, 345, 489, 815, 915, 1403, 2445, 3721, 3749, 4209, 7015, 9943, 11163, 11247, 18605, 18745, 21045, 29829, 49715, 55815, 56235, 85583, 149145, 228689, 256749, 427915, 606523, 686067, 1143445, 1283745, 1819569, 3032615, 3430335, 9097845, 13950029, 41850087, 69750145, 209250435]

約数ペア:

[(1, 209250435), (3, 69750145), (5, 41850087), (15, 13950029), (23, 9097845), (61, 3430335), (69, 3032615), (115, 1819569), (163, 1283745), (183, 1143445), (305, 686067), (345, 606523), (489, 427915), (815, 256749), (915, 228689), (1403, 149145), (2445, 85583), (3721, 56235), (3749, 55815), (4209, 49715), (7015, 29829), (9943, 21045), (11163, 18745), (11247, 18605)]