28720367613

素因数分解:

$3^3\times 7^1\times {\mathrm{17}}^1\times {\mathrm{8938801}}^1$

素因数の和:8938834

約数の個数: 32

約数和(自身を含む): 51487499520

約数和(自身を除く): 22767131907

約数列:

[1, 3, 7, 9, 17, 21, 27, 51, 63, 119, 153, 189, 357, 459, 1071, 3213, 8938801, 26816403, 62571607, 80449209, 151959617, 187714821, 241347627, 455878851, 563144463, 1063717319, 1367636553, 1689433389, 3191151957, 4102909659, 9573455871, 28720367613]

約数ペア:

[(1, 28720367613), (3, 9573455871), (7, 4102909659), (9, 3191151957), (17, 1689433389), (21, 1367636553), (27, 1063717319), (51, 563144463), (63, 455878851), (119, 241347627), (153, 187714821), (189, 151959617), (357, 80449209), (459, 62571607), (1071, 26816403), (3213, 8938801)]