289315341

素因数分解:

$3^3\times 7^1\times {\mathrm{83}}^1\times {\mathrm{18443}}^1$

素因数の和:18542

約数の個数: 32

約数和(自身を含む): 495774720

約数和(自身を除く): 206459379

約数列:

[1, 3, 7, 9, 21, 27, 63, 83, 189, 249, 581, 747, 1743, 2241, 5229, 15687, 18443, 55329, 129101, 165987, 387303, 497961, 1161909, 1530769, 3485727, 4592307, 10715383, 13776921, 32146149, 41330763, 96438447, 289315341]

約数ペア:

[(1, 289315341), (3, 96438447), (7, 41330763), (9, 32146149), (21, 13776921), (27, 10715383), (63, 4592307), (83, 3485727), (189, 1530769), (249, 1161909), (581, 497961), (747, 387303), (1743, 165987), (2241, 129101), (5229, 55329), (15687, 18443)]