815628

素因数分解:

$2^2\times 3^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{167}}^1$

素因数の和:222

約数の個数: 48

約数和(自身を含む): 2145024

約数和(自身を除く): 1329396

約数列:

[1, 2, 3, 4, 6, 11, 12, 22, 33, 37, 44, 66, 74, 111, 132, 148, 167, 222, 334, 407, 444, 501, 668, 814, 1002, 1221, 1628, 1837, 2004, 2442, 3674, 4884, 5511, 6179, 7348, 11022, 12358, 18537, 22044, 24716, 37074, 67969, 74148, 135938, 203907, 271876, 407814, 815628]

約数ペア:

[(1, 815628), (2, 407814), (3, 271876), (4, 203907), (6, 135938), (11, 74148), (12, 67969), (22, 37074), (33, 24716), (37, 22044), (44, 18537), (66, 12358), (74, 11022), (111, 7348), (132, 6179), (148, 5511), (167, 4884), (222, 3674), (334, 2442), (407, 2004), (444, 1837), (501, 1628), (668, 1221), (814, 1002)]