28266784

素因数分解:

$2^5\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{571}}^1$

素因数の和:618

約数の個数: 96

約数和(自身を含む): 72648576

約数和(自身を除く): 44381792

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 17, 26, 28, 32, 34, 52, 56, 68, 91, 104, 112, 119, 136, 182, 208, 221, 224, 238, 272, 364, 416, 442, 476, 544, 571, 728, 884, 952, 1142, 1456, 1547, 1768, 1904, 2284, 2912, 3094, 3536, 3808, 3997, 4568, 6188, 7072, 7423, 7994, 9136, 9707, 12376, 14846, 15988, 18272, 19414, 24752, 29692, 31976, 38828, 49504, 51961, 59384, 63952, 67949, 77656, 103922, 118768, 126191, 127904, 135898, 155312, 207844, 237536, 252382, 271796, 310624, 415688, 504764, 543592, 831376, 883337, 1009528, 1087184, 1662752, 1766674, 2019056, 2174368, 3533348, 4038112, 7066696, 14133392, 28266784]

約数ペア:

[(1, 28266784), (2, 14133392), (4, 7066696), (7, 4038112), (8, 3533348), (13, 2174368), (14, 2019056), (16, 1766674), (17, 1662752), (26, 1087184), (28, 1009528), (32, 883337), (34, 831376), (52, 543592), (56, 504764), (68, 415688), (91, 310624), (104, 271796), (112, 252382), (119, 237536), (136, 207844), (182, 155312), (208, 135898), (221, 127904), (224, 126191), (238, 118768), (272, 103922), (364, 77656), (416, 67949), (442, 63952), (476, 59384), (544, 51961), (571, 49504), (728, 38828), (884, 31976), (952, 29692), (1142, 24752), (1456, 19414), (1547, 18272), (1768, 15988), (1904, 14846), (2284, 12376), (2912, 9707), (3094, 9136), (3536, 7994), (3808, 7423), (3997, 7072), (4568, 6188)]