1738650879

素因数分解:

$3^3\times 7^3\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{241}}^1$

素因数の和:331

約数の個数: 128

約数和(自身を含む): 3252480000

約数和(自身を除く): 1513829121

約数列:

[1, 3, 7, 9, 19, 21, 27, 41, 49, 57, 63, 123, 133, 147, 171, 189, 241, 287, 343, 369, 399, 441, 513, 723, 779, 861, 931, 1029, 1107, 1197, 1323, 1687, 2009, 2169, 2337, 2583, 2793, 3087, 3591, 4579, 5061, 5453, 6027, 6507, 6517, 7011, 7749, 8379, 9261, 9881, 11809, 13737, 14063, 15183, 16359, 18081, 19551, 21033, 25137, 29643, 32053, 35427, 38171, 41211, 42189, 45549, 49077, 54243, 58653, 69167, 82663, 88929, 96159, 106281, 114513, 123633, 126567, 147231, 175959, 187739, 207501, 224371, 247989, 266787, 267197, 288477, 318843, 343539, 379701, 484169, 563217, 622503, 673113, 743967, 801591, 865431, 1030617, 1314173, 1452507, 1570597, 1689651, 1867509, 2019339, 2231901, 2404773, 3389183, 3942519, 4357521, 4711791, 5068953, 6058017, 7214319, 9199211, 10167549, 11827557, 13072563, 14135373, 27597633, 30502647, 35482671, 42406119, 64394477, 82792899, 91507941, 193183431, 248378697, 579550293, 1738650879]

約数ペア:

[(1, 1738650879), (3, 579550293), (7, 248378697), (9, 193183431), (19, 91507941), (21, 82792899), (27, 64394477), (41, 42406119), (49, 35482671), (57, 30502647), (63, 27597633), (123, 14135373), (133, 13072563), (147, 11827557), (171, 10167549), (189, 9199211), (241, 7214319), (287, 6058017), (343, 5068953), (369, 4711791), (399, 4357521), (441, 3942519), (513, 3389183), (723, 2404773), (779, 2231901), (861, 2019339), (931, 1867509), (1029, 1689651), (1107, 1570597), (1197, 1452507), (1323, 1314173), (1687, 1030617), (2009, 865431), (2169, 801591), (2337, 743967), (2583, 673113), (2793, 622503), (3087, 563217), (3591, 484169), (4579, 379701), (5061, 343539), (5453, 318843), (6027, 288477), (6507, 267197), (6517, 266787), (7011, 247989), (7749, 224371), (8379, 207501), (9261, 187739), (9881, 175959), (11809, 147231), (13737, 126567), (14063, 123633), (15183, 114513), (16359, 106281), (18081, 96159), (19551, 88929), (21033, 82663), (25137, 69167), (29643, 58653), (32053, 54243), (35427, 49077), (38171, 45549), (41211, 42189)]