289367036

素因数分解:

$2^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{73}}^1\times {\mathrm{7451}}^1$

素因数の和:7554

約数の個数: 48

約数和(自身を含む): 617621760

約数和(自身を除く): 328254724

約数列:

[1, 2, 4, 7, 14, 19, 28, 38, 73, 76, 133, 146, 266, 292, 511, 532, 1022, 1387, 2044, 2774, 5548, 7451, 9709, 14902, 19418, 29804, 38836, 52157, 104314, 141569, 208628, 283138, 543923, 566276, 990983, 1087846, 1981966, 2175692, 3807461, 3963932, 7614922, 10334537, 15229844, 20669074, 41338148, 72341759, 144683518, 289367036]

約数ペア:

[(1, 289367036), (2, 144683518), (4, 72341759), (7, 41338148), (14, 20669074), (19, 15229844), (28, 10334537), (38, 7614922), (73, 3963932), (76, 3807461), (133, 2175692), (146, 1981966), (266, 1087846), (292, 990983), (511, 566276), (532, 543923), (1022, 283138), (1387, 208628), (2044, 141569), (2774, 104314), (5548, 52157), (7451, 38836), (9709, 29804), (14902, 19418)]