287095347

素因数分解:

$3^4\times 7^1\times {\mathrm{11}}^1\times {\mathrm{191}}^1\times {\mathrm{241}}^1$

素因数の和:462

約数の個数: 80

約数和(自身を含む): 539725824

約数和(自身を除く): 252630477

約数列:

[1, 3, 7, 9, 11, 21, 27, 33, 63, 77, 81, 99, 189, 191, 231, 241, 297, 567, 573, 693, 723, 891, 1337, 1687, 1719, 2079, 2101, 2169, 2651, 4011, 5061, 5157, 6237, 6303, 6507, 7953, 12033, 14707, 15183, 15471, 18557, 18909, 19521, 23859, 36099, 44121, 45549, 46031, 55671, 56727, 71577, 108297, 132363, 136647, 138093, 167013, 170181, 214731, 322217, 397089, 414279, 501039, 506341, 966651, 1191267, 1242837, 1503117, 1519023, 2899953, 3544387, 3728511, 4557069, 8699859, 10633161, 13671207, 26099577, 31899483, 41013621, 95698449, 287095347]

約数ペア:

[(1, 287095347), (3, 95698449), (7, 41013621), (9, 31899483), (11, 26099577), (21, 13671207), (27, 10633161), (33, 8699859), (63, 4557069), (77, 3728511), (81, 3544387), (99, 2899953), (189, 1519023), (191, 1503117), (231, 1242837), (241, 1191267), (297, 966651), (567, 506341), (573, 501039), (693, 414279), (723, 397089), (891, 322217), (1337, 214731), (1687, 170181), (1719, 167013), (2079, 138093), (2101, 136647), (2169, 132363), (2651, 108297), (4011, 71577), (5061, 56727), (5157, 55671), (6237, 46031), (6303, 45549), (6507, 44121), (7953, 36099), (12033, 23859), (14707, 19521), (15183, 18909), (15471, 18557)]