138921642

素因数分解:

$2^1\times 3^5\times {\mathrm{197}}^1\times {\mathrm{1451}}^1$

素因数の和:1665

約数の個数: 48

約数和(自身を含む): 313945632

約数和(自身を除く): 175023990

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 81, 162, 197, 243, 394, 486, 591, 1182, 1451, 1773, 2902, 3546, 4353, 5319, 8706, 10638, 13059, 15957, 26118, 31914, 39177, 47871, 78354, 95742, 117531, 235062, 285847, 352593, 571694, 705186, 857541, 1715082, 2572623, 5145246, 7717869, 15435738, 23153607, 46307214, 69460821, 138921642]

約数ペア:

[(1, 138921642), (2, 69460821), (3, 46307214), (6, 23153607), (9, 15435738), (18, 7717869), (27, 5145246), (54, 2572623), (81, 1715082), (162, 857541), (197, 705186), (243, 571694), (394, 352593), (486, 285847), (591, 235062), (1182, 117531), (1451, 95742), (1773, 78354), (2902, 47871), (3546, 39177), (4353, 31914), (5319, 26118), (8706, 15957), (10638, 13059)]