221990712

素因数分解:

$2^3\times 3^1\times {\mathrm{53}}^1\times {\mathrm{61}}^1\times {\mathrm{2861}}^1$

素因数の和:2984

約数の個数: 64

約数和(自身を含む): 574918560

約数和(自身を除く): 352927848

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 53, 61, 106, 122, 159, 183, 212, 244, 318, 366, 424, 488, 636, 732, 1272, 1464, 2861, 3233, 5722, 6466, 8583, 9699, 11444, 12932, 17166, 19398, 22888, 25864, 34332, 38796, 68664, 77592, 151633, 174521, 303266, 349042, 454899, 523563, 606532, 698084, 909798, 1047126, 1213064, 1396168, 1819596, 2094252, 3639192, 4188504, 9249613, 18499226, 27748839, 36998452, 55497678, 73996904, 110995356, 221990712]

約数ペア:

[(1, 221990712), (2, 110995356), (3, 73996904), (4, 55497678), (6, 36998452), (8, 27748839), (12, 18499226), (24, 9249613), (53, 4188504), (61, 3639192), (106, 2094252), (122, 1819596), (159, 1396168), (183, 1213064), (212, 1047126), (244, 909798), (318, 698084), (366, 606532), (424, 523563), (488, 454899), (636, 349042), (732, 303266), (1272, 174521), (1464, 151633), (2861, 77592), (3233, 68664), (5722, 38796), (6466, 34332), (8583, 25864), (9699, 22888), (11444, 19398), (12932, 17166)]