28963172

素因数分解:

$2^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{857}}^1$

素因数の和:956

約数の個数: 48

約数和(自身を含む): 62270208

約数和(自身を除く): 33307036

約数列:

[1, 2, 4, 7, 14, 17, 28, 34, 68, 71, 119, 142, 238, 284, 476, 497, 857, 994, 1207, 1714, 1988, 2414, 3428, 4828, 5999, 8449, 11998, 14569, 16898, 23996, 29138, 33796, 58276, 60847, 101983, 121694, 203966, 243388, 407932, 425929, 851858, 1034399, 1703716, 2068798, 4137596, 7240793, 14481586, 28963172]

約数ペア:

[(1, 28963172), (2, 14481586), (4, 7240793), (7, 4137596), (14, 2068798), (17, 1703716), (28, 1034399), (34, 851858), (68, 425929), (71, 407932), (119, 243388), (142, 203966), (238, 121694), (284, 101983), (476, 60847), (497, 58276), (857, 33796), (994, 29138), (1207, 23996), (1714, 16898), (1988, 14569), (2414, 11998), (3428, 8449), (4828, 5999)]