201917925

素因数分解:

$3^2\times 5^2\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{4799}}^1$

素因数の和:4843

約数の個数: 72

約数和(自身を含む): 417830400

約数和(自身を除く): 215912475

約数列:

[1, 3, 5, 9, 11, 15, 17, 25, 33, 45, 51, 55, 75, 85, 99, 153, 165, 187, 225, 255, 275, 425, 495, 561, 765, 825, 935, 1275, 1683, 2475, 2805, 3825, 4675, 4799, 8415, 14025, 14397, 23995, 42075, 43191, 52789, 71985, 81583, 119975, 158367, 215955, 244749, 263945, 359925, 407915, 475101, 734247, 791835, 897413, 1079775, 1223745, 1319725, 2039575, 2375505, 2692239, 3671235, 3959175, 4487065, 6118725, 8076717, 11877525, 13461195, 18356175, 22435325, 40383585, 67305975, 201917925]

約数ペア:

[(1, 201917925), (3, 67305975), (5, 40383585), (9, 22435325), (11, 18356175), (15, 13461195), (17, 11877525), (25, 8076717), (33, 6118725), (45, 4487065), (51, 3959175), (55, 3671235), (75, 2692239), (85, 2375505), (99, 2039575), (153, 1319725), (165, 1223745), (187, 1079775), (225, 897413), (255, 791835), (275, 734247), (425, 475101), (495, 407915), (561, 359925), (765, 263945), (825, 244749), (935, 215955), (1275, 158367), (1683, 119975), (2475, 81583), (2805, 71985), (3825, 52789), (4675, 43191), (4799, 42075), (8415, 23995), (14025, 14397)]