205196761

素因数分解:

$7^2\times {\mathrm{11}}^2\times {\mathrm{53}}^1\times {\mathrm{653}}^1$

素因数の和:742

約数の個数: 36

約数和(自身を含む): 267730596

約数和(自身を除く): 62533835

約数列:

[1, 7, 11, 49, 53, 77, 121, 371, 539, 583, 653, 847, 2597, 4081, 4571, 5929, 6413, 7183, 28567, 31997, 34609, 44891, 50281, 79013, 242263, 314237, 351967, 380699, 553091, 1695841, 2664893, 3871637, 4187689, 18654251, 29313823, 205196761]

約数ペア:

[(1, 205196761), (7, 29313823), (11, 18654251), (49, 4187689), (53, 3871637), (77, 2664893), (121, 1695841), (371, 553091), (539, 380699), (583, 351967), (653, 314237), (847, 242263), (2597, 79013), (4081, 50281), (4571, 44891), (5929, 34609), (6413, 31997), (7183, 28567)]