161726409

素因数分解:

$3^3\times {\mathrm{13}}^2\times {\mathrm{23}}^2\times {\mathrm{67}}^1$

素因数の和:148

約数の個数: 72

約数和(自身を含む): 275261280

約数和(自身を除く): 113534871

約数列:

[1, 3, 9, 13, 23, 27, 39, 67, 69, 117, 169, 201, 207, 299, 351, 507, 529, 603, 621, 871, 897, 1521, 1541, 1587, 1809, 2613, 2691, 3887, 4563, 4623, 4761, 6877, 7839, 8073, 11323, 11661, 13869, 14283, 20033, 20631, 23517, 33969, 34983, 35443, 41607, 60099, 61893, 89401, 101907, 104949, 106329, 180297, 185679, 260429, 268203, 305721, 318987, 460759, 540891, 781287, 804609, 956961, 1382277, 2343861, 2413827, 4146831, 5989867, 7031583, 12440493, 17969601, 53908803, 161726409]

約数ペア:

[(1, 161726409), (3, 53908803), (9, 17969601), (13, 12440493), (23, 7031583), (27, 5989867), (39, 4146831), (67, 2413827), (69, 2343861), (117, 1382277), (169, 956961), (201, 804609), (207, 781287), (299, 540891), (351, 460759), (507, 318987), (529, 305721), (603, 268203), (621, 260429), (871, 185679), (897, 180297), (1521, 106329), (1541, 104949), (1587, 101907), (1809, 89401), (2613, 61893), (2691, 60099), (3887, 41607), (4563, 35443), (4623, 34983), (4761, 33969), (6877, 23517), (7839, 20631), (8073, 20033), (11323, 14283), (11661, 13869)]