389968278

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{353}}^1\times {\mathrm{907}}^1$

素因数の和:1301

約数の個数: 64

約数和(自身を含む): 925724160

約数和(自身を除く): 535755882

約数列:

[1, 2, 3, 6, 7, 14, 21, 29, 42, 58, 87, 174, 203, 353, 406, 609, 706, 907, 1059, 1218, 1814, 2118, 2471, 2721, 4942, 5442, 6349, 7413, 10237, 12698, 14826, 19047, 20474, 26303, 30711, 38094, 52606, 61422, 71659, 78909, 143318, 157818, 184121, 214977, 320171, 368242, 429954, 552363, 640342, 960513, 1104726, 1921026, 2241197, 4482394, 6723591, 9284959, 13447182, 18569918, 27854877, 55709754, 64994713, 129989426, 194984139, 389968278]

約数ペア:

[(1, 389968278), (2, 194984139), (3, 129989426), (6, 64994713), (7, 55709754), (14, 27854877), (21, 18569918), (29, 13447182), (42, 9284959), (58, 6723591), (87, 4482394), (174, 2241197), (203, 1921026), (353, 1104726), (406, 960513), (609, 640342), (706, 552363), (907, 429954), (1059, 368242), (1218, 320171), (1814, 214977), (2118, 184121), (2471, 157818), (2721, 143318), (4942, 78909), (5442, 71659), (6349, 61422), (7413, 52606), (10237, 38094), (12698, 30711), (14826, 26303), (19047, 20474)]