2018247075

素因数分解:

$3^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{251}}^1\times {\mathrm{2749}}^1$

素因数の和:3029

約数の個数: 72

約数和(自身を含む): 3909906000

約数和(自身を除く): 1891658925

約数列:

[1, 3, 5, 9, 13, 15, 25, 39, 45, 65, 75, 117, 195, 225, 251, 325, 585, 753, 975, 1255, 2259, 2749, 2925, 3263, 3765, 6275, 8247, 9789, 11295, 13745, 16315, 18825, 24741, 29367, 35737, 41235, 48945, 56475, 68725, 81575, 107211, 123705, 146835, 178685, 206175, 244725, 321633, 536055, 618525, 689999, 734175, 893425, 1608165, 2069997, 2680275, 3449995, 6209991, 8040825, 8969987, 10349985, 17249975, 26909961, 31049955, 44849935, 51749925, 80729883, 134549805, 155249775, 224249675, 403649415, 672749025, 2018247075]

約数ペア:

[(1, 2018247075), (3, 672749025), (5, 403649415), (9, 224249675), (13, 155249775), (15, 134549805), (25, 80729883), (39, 51749925), (45, 44849935), (65, 31049955), (75, 26909961), (117, 17249975), (195, 10349985), (225, 8969987), (251, 8040825), (325, 6209991), (585, 3449995), (753, 2680275), (975, 2069997), (1255, 1608165), (2259, 893425), (2749, 734175), (2925, 689999), (3263, 618525), (3765, 536055), (6275, 321633), (8247, 244725), (9789, 206175), (11295, 178685), (13745, 146835), (16315, 123705), (18825, 107211), (24741, 81575), (29367, 68725), (35737, 56475), (41235, 48945)]