204041019

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{139}}^1\times {\mathrm{283}}^1$

素因数の和:464

約数の個数: 64

約数和(自身を含む): 356249600

約数和(自身を除く): 152208581

約数列:

[1, 3, 7, 13, 19, 21, 39, 57, 91, 133, 139, 247, 273, 283, 399, 417, 741, 849, 973, 1729, 1807, 1981, 2641, 2919, 3679, 5187, 5377, 5421, 5943, 7923, 11037, 12649, 16131, 18487, 25753, 34333, 37639, 37947, 39337, 55461, 69901, 77259, 102999, 112917, 118011, 209703, 240331, 275359, 489307, 511381, 720993, 747403, 826077, 1467921, 1534143, 2242209, 3579667, 5231821, 9716239, 10739001, 15695463, 29148717, 68013673, 204041019]

約数ペア:

[(1, 204041019), (3, 68013673), (7, 29148717), (13, 15695463), (19, 10739001), (21, 9716239), (39, 5231821), (57, 3579667), (91, 2242209), (133, 1534143), (139, 1467921), (247, 826077), (273, 747403), (283, 720993), (399, 511381), (417, 489307), (741, 275359), (849, 240331), (973, 209703), (1729, 118011), (1807, 112917), (1981, 102999), (2641, 77259), (2919, 69901), (3679, 55461), (5187, 39337), (5377, 37947), (5421, 37639), (5943, 34333), (7923, 25753), (11037, 18487), (12649, 16131)]