206945595

素因数分解:

$3^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{347}}^1\times {\mathrm{457}}^1$

素因数の和:844

約数の個数: 48

約数和(自身を含む): 372958560

約数和(自身を除く): 166012965

約数列:

[1, 3, 5, 9, 15, 29, 45, 87, 145, 261, 347, 435, 457, 1041, 1305, 1371, 1735, 2285, 3123, 4113, 5205, 6855, 10063, 13253, 15615, 20565, 30189, 39759, 50315, 66265, 90567, 119277, 150945, 158579, 198795, 452835, 475737, 596385, 792895, 1427211, 2378685, 4598791, 7136055, 13796373, 22993955, 41389119, 68981865, 206945595]

約数ペア:

[(1, 206945595), (3, 68981865), (5, 41389119), (9, 22993955), (15, 13796373), (29, 7136055), (45, 4598791), (87, 2378685), (145, 1427211), (261, 792895), (347, 596385), (435, 475737), (457, 452835), (1041, 198795), (1305, 158579), (1371, 150945), (1735, 119277), (2285, 90567), (3123, 66265), (4113, 50315), (5205, 39759), (6855, 30189), (10063, 20565), (13253, 15615)]