212888958

素因数分解:

$2^1\times 3^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{137}}^1\times {\mathrm{317}}^1$

素因数の和:521

約数の個数: 64

約数和(自身を含む): 463415040

約数和(自身を除く): 250526082

約数列:

[1, 2, 3, 6, 19, 38, 43, 57, 86, 114, 129, 137, 258, 274, 317, 411, 634, 817, 822, 951, 1634, 1902, 2451, 2603, 4902, 5206, 5891, 6023, 7809, 11782, 12046, 13631, 15618, 17673, 18069, 27262, 35346, 36138, 40893, 43429, 81786, 86858, 111929, 130287, 223858, 258989, 260574, 335787, 517978, 671574, 776967, 825151, 1553934, 1650302, 1867447, 2475453, 3734894, 4950906, 5602341, 11204682, 35481493, 70962986, 106444479, 212888958]

約数ペア:

[(1, 212888958), (2, 106444479), (3, 70962986), (6, 35481493), (19, 11204682), (38, 5602341), (43, 4950906), (57, 3734894), (86, 2475453), (114, 1867447), (129, 1650302), (137, 1553934), (258, 825151), (274, 776967), (317, 671574), (411, 517978), (634, 335787), (817, 260574), (822, 258989), (951, 223858), (1634, 130287), (1902, 111929), (2451, 86858), (2603, 81786), (4902, 43429), (5206, 40893), (5891, 36138), (6023, 35346), (7809, 27262), (11782, 18069), (12046, 17673), (13631, 15618)]