66217641

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{67}}^1\times {\mathrm{2477}}^1$

素因数の和:2573

約数の個数: 32

約数和(自身を含む): 107842560

約数和(自身を除く): 41624919

約数列:

[1, 3, 7, 19, 21, 57, 67, 133, 201, 399, 469, 1273, 1407, 2477, 3819, 7431, 8911, 17339, 26733, 47063, 52017, 141189, 165959, 329441, 497877, 988323, 1161713, 3153221, 3485139, 9459663, 22072547, 66217641]

約数ペア:

[(1, 66217641), (3, 22072547), (7, 9459663), (19, 3485139), (21, 3153221), (57, 1161713), (67, 988323), (133, 497877), (201, 329441), (399, 165959), (469, 141189), (1273, 52017), (1407, 47063), (2477, 26733), (3819, 17339), (7431, 8911)]