72980311

素因数分解:

${\mathrm{19}}^1\times {\mathrm{23}}^2\times {\mathrm{53}}^1\times {\mathrm{137}}^1$

素因数の和:255

約数の個数: 24

約数和(自身を含む): 82419120

約数和(自身を除く): 9438809

約数列:

[1, 19, 23, 53, 137, 437, 529, 1007, 1219, 2603, 3151, 7261, 10051, 23161, 28037, 59869, 72473, 137959, 167003, 532703, 1376987, 3173057, 3841069, 72980311]

約数ペア:

[(1, 72980311), (19, 3841069), (23, 3173057), (53, 1376987), (137, 532703), (437, 167003), (529, 137959), (1007, 72473), (1219, 59869), (2603, 28037), (3151, 23161), (7261, 10051)]