1387871036

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{73}}^1\times {\mathrm{6761}}^1$

素因数の和:6894

約数の個数: 48

約数和(自身を含む): 2662064160

約数和(自身を除く): 1274193124

約数列:

[1, 2, 4, 19, 37, 38, 73, 74, 76, 146, 148, 292, 703, 1387, 1406, 2701, 2774, 2812, 5402, 5548, 6761, 10804, 13522, 27044, 51319, 102638, 128459, 205276, 250157, 256918, 493553, 500314, 513836, 987106, 1000628, 1974212, 4752983, 9377507, 9505966, 18261461, 18755014, 19011932, 36522922, 37510028, 73045844, 346967759, 693935518, 1387871036]

約数ペア:

[(1, 1387871036), (2, 693935518), (4, 346967759), (19, 73045844), (37, 37510028), (38, 36522922), (73, 19011932), (74, 18755014), (76, 18261461), (146, 9505966), (148, 9377507), (292, 4752983), (703, 1974212), (1387, 1000628), (1406, 987106), (2701, 513836), (2774, 500314), (2812, 493553), (5402, 256918), (5548, 250157), (6761, 205276), (10804, 128459), (13522, 102638), (27044, 51319)]