210540915

素因数分解:

$3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{71}}^1\times {\mathrm{137}}^1$

素因数の和:269

約数の個数: 96

約数和(自身を含む): 412304256

約数和(自身を除く): 201763341

約数列:

[1, 3, 5, 9, 13, 15, 37, 39, 45, 65, 71, 111, 117, 137, 185, 195, 213, 333, 355, 411, 481, 555, 585, 639, 685, 923, 1065, 1233, 1443, 1665, 1781, 2055, 2405, 2627, 2769, 3195, 4329, 4615, 5069, 5343, 6165, 7215, 7881, 8307, 8905, 9727, 13135, 13845, 15207, 16029, 21645, 23643, 25345, 26715, 29181, 34151, 39405, 41535, 45621, 48635, 65897, 76035, 80145, 87543, 102453, 118215, 126451, 145905, 170755, 197691, 228105, 307359, 329485, 359899, 379353, 437715, 512265, 593073, 632255, 988455, 1079697, 1138059, 1536795, 1799495, 1896765, 2965365, 3239091, 4678687, 5398485, 5690295, 14036061, 16195455, 23393435, 42108183, 70180305, 210540915]

約数ペア:

[(1, 210540915), (3, 70180305), (5, 42108183), (9, 23393435), (13, 16195455), (15, 14036061), (37, 5690295), (39, 5398485), (45, 4678687), (65, 3239091), (71, 2965365), (111, 1896765), (117, 1799495), (137, 1536795), (185, 1138059), (195, 1079697), (213, 988455), (333, 632255), (355, 593073), (411, 512265), (481, 437715), (555, 379353), (585, 359899), (639, 329485), (685, 307359), (923, 228105), (1065, 197691), (1233, 170755), (1443, 145905), (1665, 126451), (1781, 118215), (2055, 102453), (2405, 87543), (2627, 80145), (2769, 76035), (3195, 65897), (4329, 48635), (4615, 45621), (5069, 41535), (5343, 39405), (6165, 34151), (7215, 29181), (7881, 26715), (8307, 25345), (8905, 23643), (9727, 21645), (13135, 16029), (13845, 15207)]