210942798

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{79}}^1\times {\mathrm{1759}}^1$

素因数の和:1877

約数の個数: 64

約数和(自身を含む): 486604800

約数和(自身を除く): 275662002

約数列:

[1, 2, 3, 6, 11, 22, 23, 33, 46, 66, 69, 79, 138, 158, 237, 253, 474, 506, 759, 869, 1518, 1738, 1759, 1817, 2607, 3518, 3634, 5214, 5277, 5451, 10554, 10902, 19349, 19987, 38698, 39974, 40457, 58047, 59961, 80914, 116094, 119922, 121371, 138961, 242742, 277922, 416883, 445027, 833766, 890054, 1335081, 1528571, 2670162, 3057142, 3196103, 4585713, 6392206, 9171426, 9588309, 19176618, 35157133, 70314266, 105471399, 210942798]

約数ペア:

[(1, 210942798), (2, 105471399), (3, 70314266), (6, 35157133), (11, 19176618), (22, 9588309), (23, 9171426), (33, 6392206), (46, 4585713), (66, 3196103), (69, 3057142), (79, 2670162), (138, 1528571), (158, 1335081), (237, 890054), (253, 833766), (474, 445027), (506, 416883), (759, 277922), (869, 242742), (1518, 138961), (1738, 121371), (1759, 119922), (1817, 116094), (2607, 80914), (3518, 59961), (3634, 58047), (5214, 40457), (5277, 39974), (5451, 38698), (10554, 19987), (10902, 19349)]