211425228

素因数分解:

$2^2\times 3^4\times 7^1\times {\mathrm{73}}^1\times {\mathrm{1277}}^1$

素因数の和:1373

約数の個数: 120

約数和(自身を含む): 640819872

約数和(自身を除く): 429394644

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 27, 28, 36, 42, 54, 63, 73, 81, 84, 108, 126, 146, 162, 189, 219, 252, 292, 324, 378, 438, 511, 567, 657, 756, 876, 1022, 1134, 1277, 1314, 1533, 1971, 2044, 2268, 2554, 2628, 3066, 3831, 3942, 4599, 5108, 5913, 6132, 7662, 7884, 8939, 9198, 11493, 11826, 13797, 15324, 17878, 18396, 22986, 23652, 26817, 27594, 34479, 35756, 41391, 45972, 53634, 55188, 68958, 80451, 82782, 93221, 103437, 107268, 137916, 160902, 165564, 186442, 206874, 241353, 279663, 321804, 372884, 413748, 482706, 559326, 652547, 724059, 838989, 965412, 1118652, 1305094, 1448118, 1677978, 1957641, 2516967, 2610188, 2896236, 3355956, 3915282, 5033934, 5872923, 7550901, 7830564, 10067868, 11745846, 15101802, 17618769, 23491692, 30203604, 35237538, 52856307, 70475076, 105712614, 211425228]

約数ペア:

[(1, 211425228), (2, 105712614), (3, 70475076), (4, 52856307), (6, 35237538), (7, 30203604), (9, 23491692), (12, 17618769), (14, 15101802), (18, 11745846), (21, 10067868), (27, 7830564), (28, 7550901), (36, 5872923), (42, 5033934), (54, 3915282), (63, 3355956), (73, 2896236), (81, 2610188), (84, 2516967), (108, 1957641), (126, 1677978), (146, 1448118), (162, 1305094), (189, 1118652), (219, 965412), (252, 838989), (292, 724059), (324, 652547), (378, 559326), (438, 482706), (511, 413748), (567, 372884), (657, 321804), (756, 279663), (876, 241353), (1022, 206874), (1134, 186442), (1277, 165564), (1314, 160902), (1533, 137916), (1971, 107268), (2044, 103437), (2268, 93221), (2554, 82782), (2628, 80451), (3066, 68958), (3831, 55188), (3942, 53634), (4599, 45972), (5108, 41391), (5913, 35756), (6132, 34479), (7662, 27594), (7884, 26817), (8939, 23652), (9198, 22986), (11493, 18396), (11826, 17878), (13797, 15324)]