201621105

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{1637}}^1$

素因数の和:1695

約数の個数: 96

約数和(自身を含む): 441552384

約数和(自身を除く): 239931279

約数列:

[1, 3, 5, 7, 9, 15, 17, 21, 23, 35, 45, 51, 63, 69, 85, 105, 115, 119, 153, 161, 207, 255, 315, 345, 357, 391, 483, 595, 765, 805, 1035, 1071, 1173, 1449, 1637, 1785, 1955, 2415, 2737, 3519, 4911, 5355, 5865, 7245, 8185, 8211, 11459, 13685, 14733, 17595, 24555, 24633, 27829, 34377, 37651, 41055, 57295, 73665, 83487, 103131, 112953, 123165, 139145, 171885, 188255, 194803, 250461, 263557, 338859, 417435, 515655, 564765, 584409, 640067, 790671, 974015, 1252305, 1317785, 1694295, 1753227, 1920201, 2372013, 2922045, 3200335, 3953355, 4480469, 5760603, 8766135, 9601005, 11860065, 13441407, 22402345, 28803015, 40324221, 67207035, 201621105]

約数ペア:

[(1, 201621105), (3, 67207035), (5, 40324221), (7, 28803015), (9, 22402345), (15, 13441407), (17, 11860065), (21, 9601005), (23, 8766135), (35, 5760603), (45, 4480469), (51, 3953355), (63, 3200335), (69, 2922045), (85, 2372013), (105, 1920201), (115, 1753227), (119, 1694295), (153, 1317785), (161, 1252305), (207, 974015), (255, 790671), (315, 640067), (345, 584409), (357, 564765), (391, 515655), (483, 417435), (595, 338859), (765, 263557), (805, 250461), (1035, 194803), (1071, 188255), (1173, 171885), (1449, 139145), (1637, 123165), (1785, 112953), (1955, 103131), (2415, 83487), (2737, 73665), (3519, 57295), (4911, 41055), (5355, 37651), (5865, 34377), (7245, 27829), (8185, 24633), (8211, 24555), (11459, 17595), (13685, 14733)]