67672969

素因数分解:

$7^2\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{149}}^1$

素因数の和:230

約数の個数: 48

約数和(自身を含む): 91929600

約数和(自身を除く): 24256631

約数列:

[1, 7, 13, 23, 31, 49, 91, 149, 161, 217, 299, 403, 637, 713, 1043, 1127, 1519, 1937, 2093, 2821, 3427, 4619, 4991, 7301, 9269, 13559, 14651, 19747, 23989, 32333, 34937, 44551, 60047, 64883, 94913, 106237, 167923, 226331, 311857, 420329, 454181, 743659, 1381081, 2182999, 2942303, 5205613, 9667567, 67672969]

約数ペア:

[(1, 67672969), (7, 9667567), (13, 5205613), (23, 2942303), (31, 2182999), (49, 1381081), (91, 743659), (149, 454181), (161, 420329), (217, 311857), (299, 226331), (403, 167923), (637, 106237), (713, 94913), (1043, 64883), (1127, 60047), (1519, 44551), (1937, 34937), (2093, 32333), (2821, 23989), (3427, 19747), (4619, 14651), (4991, 13559), (7301, 9269)]