1891330444

素因数分解:

$2^2\times {\mathrm{17}}^2\times {\mathrm{97}}^1\times {\mathrm{101}}^1\times {\mathrm{167}}^1$

素因数の和:403

約数の個数: 72

約数和(自身を含む): 3608875872

約数和(自身を除く): 1717545428

約数列:

[1, 2, 4, 17, 34, 68, 97, 101, 167, 194, 202, 289, 334, 388, 404, 578, 668, 1156, 1649, 1717, 2839, 3298, 3434, 5678, 6596, 6868, 9797, 11356, 16199, 16867, 19594, 28033, 29189, 32398, 33734, 39188, 48263, 56066, 58378, 64796, 67468, 96526, 112132, 116756, 166549, 193052, 275383, 286739, 333098, 550766, 573478, 666196, 1101532, 1146956, 1636099, 2831333, 3272198, 4681511, 4874563, 5662666, 6544396, 9363022, 9749126, 11325332, 18726044, 19498252, 27813683, 55627366, 111254732, 472832611, 945665222, 1891330444]

約数ペア:

[(1, 1891330444), (2, 945665222), (4, 472832611), (17, 111254732), (34, 55627366), (68, 27813683), (97, 19498252), (101, 18726044), (167, 11325332), (194, 9749126), (202, 9363022), (289, 6544396), (334, 5662666), (388, 4874563), (404, 4681511), (578, 3272198), (668, 2831333), (1156, 1636099), (1649, 1146956), (1717, 1101532), (2839, 666196), (3298, 573478), (3434, 550766), (5678, 333098), (6596, 286739), (6868, 275383), (9797, 193052), (11356, 166549), (16199, 116756), (16867, 112132), (19594, 96526), (28033, 67468), (29189, 64796), (32398, 58378), (33734, 56066), (39188, 48263)]