291238926

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{173}}^1\times {\mathrm{1109}}^1$

素因数の和:1321

約数の個数: 64

約数和(自身を含む): 667491840

約数和(自身を除く): 376252914

約数列:

[1, 2, 3, 6, 11, 22, 23, 33, 46, 66, 69, 138, 173, 253, 346, 506, 519, 759, 1038, 1109, 1518, 1903, 2218, 3327, 3806, 3979, 5709, 6654, 7958, 11418, 11937, 12199, 23874, 24398, 25507, 36597, 43769, 51014, 73194, 76521, 87538, 131307, 153042, 191857, 262614, 280577, 383714, 561154, 575571, 841731, 1151142, 1683462, 2110427, 4220854, 4412711, 6331281, 8825422, 12662562, 13238133, 26476266, 48539821, 97079642, 145619463, 291238926]

約数ペア:

[(1, 291238926), (2, 145619463), (3, 97079642), (6, 48539821), (11, 26476266), (22, 13238133), (23, 12662562), (33, 8825422), (46, 6331281), (66, 4412711), (69, 4220854), (138, 2110427), (173, 1683462), (253, 1151142), (346, 841731), (506, 575571), (519, 561154), (759, 383714), (1038, 280577), (1109, 262614), (1518, 191857), (1903, 153042), (2218, 131307), (3327, 87538), (3806, 76521), (3979, 73194), (5709, 51014), (6654, 43769), (7958, 36597), (11418, 25507), (11937, 24398), (12199, 23874)]