231489555

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{167}}^1\times {\mathrm{271}}^1$

素因数の和:488

約数の個数: 64

約数和(自身を含む): 421134336

約数和(自身を除く): 189644781

約数列:

[1, 3, 5, 11, 15, 31, 33, 55, 93, 155, 165, 167, 271, 341, 465, 501, 813, 835, 1023, 1355, 1705, 1837, 2505, 2981, 4065, 5115, 5177, 5511, 8401, 8943, 9185, 14905, 15531, 25203, 25885, 27555, 42005, 44715, 45257, 56947, 77655, 92411, 126015, 135771, 170841, 226285, 277233, 284735, 462055, 497827, 678855, 854205, 1386165, 1402967, 1493481, 2489135, 4208901, 7014835, 7467405, 15432637, 21044505, 46297911, 77163185, 231489555]

約数ペア:

[(1, 231489555), (3, 77163185), (5, 46297911), (11, 21044505), (15, 15432637), (31, 7467405), (33, 7014835), (55, 4208901), (93, 2489135), (155, 1493481), (165, 1402967), (167, 1386165), (271, 854205), (341, 678855), (465, 497827), (501, 462055), (813, 284735), (835, 277233), (1023, 226285), (1355, 170841), (1705, 135771), (1837, 126015), (2505, 92411), (2981, 77655), (4065, 56947), (5115, 45257), (5177, 44715), (5511, 42005), (8401, 27555), (8943, 25885), (9185, 25203), (14905, 15531)]