538440012

素因数分解:

$2^2\times 3^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{71563}}^1$

素因数の和:71603

約数の個数: 72

約数和(自身を含む): 1562957760

約数和(自身を除く): 1024517748

約数列:

[1, 2, 3, 4, 6, 9, 11, 12, 18, 19, 22, 33, 36, 38, 44, 57, 66, 76, 99, 114, 132, 171, 198, 209, 228, 342, 396, 418, 627, 684, 836, 1254, 1881, 2508, 3762, 7524, 71563, 143126, 214689, 286252, 429378, 644067, 787193, 858756, 1288134, 1359697, 1574386, 2361579, 2576268, 2719394, 3148772, 4079091, 4723158, 5438788, 7084737, 8158182, 9446316, 12237273, 14169474, 14956667, 16316364, 24474546, 28338948, 29913334, 44870001, 48949092, 59826668, 89740002, 134610003, 179480004, 269220006, 538440012]

約数ペア:

[(1, 538440012), (2, 269220006), (3, 179480004), (4, 134610003), (6, 89740002), (9, 59826668), (11, 48949092), (12, 44870001), (18, 29913334), (19, 28338948), (22, 24474546), (33, 16316364), (36, 14956667), (38, 14169474), (44, 12237273), (57, 9446316), (66, 8158182), (76, 7084737), (99, 5438788), (114, 4723158), (132, 4079091), (171, 3148772), (198, 2719394), (209, 2576268), (228, 2361579), (342, 1574386), (396, 1359697), (418, 1288134), (627, 858756), (684, 787193), (836, 644067), (1254, 429378), (1881, 286252), (2508, 214689), (3762, 143126), (7524, 71563)]