1388404773

素因数分解:

$3^3\times 7^1\times {\mathrm{17}}^1\times {\mathrm{432121}}^1$

素因数の和:432154

約数の個数: 32

約数和(自身を含む): 2489022720

約数和(自身を除く): 1100617947

約数列:

[1, 3, 7, 9, 17, 21, 27, 51, 63, 119, 153, 189, 357, 459, 1071, 3213, 432121, 1296363, 3024847, 3889089, 7346057, 9074541, 11667267, 22038171, 27223623, 51422399, 66114513, 81670869, 154267197, 198343539, 462801591, 1388404773]

約数ペア:

[(1, 1388404773), (3, 462801591), (7, 198343539), (9, 154267197), (17, 81670869), (21, 66114513), (27, 51422399), (51, 27223623), (63, 22038171), (119, 11667267), (153, 9074541), (189, 7346057), (357, 3889089), (459, 3024847), (1071, 1296363), (3213, 432121)]