209237652

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{23531}}^1$

素因数の和:23573

約数の個数: 72

約数和(自身を含む): 599595360

約数和(自身を除く): 390357708

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 19, 26, 36, 38, 39, 52, 57, 76, 78, 114, 117, 156, 171, 228, 234, 247, 342, 468, 494, 684, 741, 988, 1482, 2223, 2964, 4446, 8892, 23531, 47062, 70593, 94124, 141186, 211779, 282372, 305903, 423558, 447089, 611806, 847116, 894178, 917709, 1223612, 1341267, 1788356, 1835418, 2682534, 2753127, 3670836, 4023801, 5365068, 5506254, 5812157, 8047602, 11012508, 11624314, 16095204, 17436471, 23248628, 34872942, 52309413, 69745884, 104618826, 209237652]

約数ペア:

[(1, 209237652), (2, 104618826), (3, 69745884), (4, 52309413), (6, 34872942), (9, 23248628), (12, 17436471), (13, 16095204), (18, 11624314), (19, 11012508), (26, 8047602), (36, 5812157), (38, 5506254), (39, 5365068), (52, 4023801), (57, 3670836), (76, 2753127), (78, 2682534), (114, 1835418), (117, 1788356), (156, 1341267), (171, 1223612), (228, 917709), (234, 894178), (247, 847116), (342, 611806), (468, 447089), (494, 423558), (684, 305903), (741, 282372), (988, 211779), (1482, 141186), (2223, 94124), (2964, 70593), (4446, 47062), (8892, 23531)]