153958273

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{149}}^1\times {\mathrm{457}}^1$

素因数の和:649

約数の個数: 32

約数和(自身を含む): 197856000

約数和(自身を除く): 43897727

約数列:

[1, 7, 17, 19, 119, 133, 149, 323, 457, 1043, 2261, 2533, 2831, 3199, 7769, 8683, 17731, 19817, 48127, 54383, 60781, 68093, 147611, 336889, 476651, 1033277, 1157581, 1293767, 8103067, 9056369, 21994039, 153958273]

約数ペア:

[(1, 153958273), (7, 21994039), (17, 9056369), (19, 8103067), (119, 1293767), (133, 1157581), (149, 1033277), (323, 476651), (457, 336889), (1043, 147611), (2261, 68093), (2533, 60781), (2831, 54383), (3199, 48127), (7769, 19817), (8683, 17731)]