28511514

素因数分解:

$2^1\times 3^4\times {\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{157}}^1$

素因数の和:249

約数の個数: 80

約数和(自身を含む): 68824800

約数和(自身を除く): 40313286

約数列:

[1, 2, 3, 6, 9, 18, 19, 27, 38, 54, 57, 59, 81, 114, 118, 157, 162, 171, 177, 314, 342, 354, 471, 513, 531, 942, 1026, 1062, 1121, 1413, 1539, 1593, 2242, 2826, 2983, 3078, 3186, 3363, 4239, 4779, 5966, 6726, 8478, 8949, 9263, 9558, 10089, 12717, 17898, 18526, 20178, 25434, 26847, 27789, 30267, 53694, 55578, 60534, 80541, 83367, 90801, 161082, 166734, 175997, 181602, 241623, 250101, 351994, 483246, 500202, 527991, 750303, 1055982, 1500606, 1583973, 3167946, 4751919, 9503838, 14255757, 28511514]

約数ペア:

[(1, 28511514), (2, 14255757), (3, 9503838), (6, 4751919), (9, 3167946), (18, 1583973), (19, 1500606), (27, 1055982), (38, 750303), (54, 527991), (57, 500202), (59, 483246), (81, 351994), (114, 250101), (118, 241623), (157, 181602), (162, 175997), (171, 166734), (177, 161082), (314, 90801), (342, 83367), (354, 80541), (471, 60534), (513, 55578), (531, 53694), (942, 30267), (1026, 27789), (1062, 26847), (1121, 25434), (1413, 20178), (1539, 18526), (1593, 17898), (2242, 12717), (2826, 10089), (2983, 9558), (3078, 9263), (3186, 8949), (3363, 8478), (4239, 6726), (4779, 5966)]