31563156

素因数分解:

$2^2\times 3^1\times {\mathrm{73}}^1\times {\mathrm{137}}^1\times {\mathrm{263}}^1$

素因数の和:480

約数の個数: 48

約数和(自身を含む): 75487104

約数和(自身を除く): 43923948

約数列:

[1, 2, 3, 4, 6, 12, 73, 137, 146, 219, 263, 274, 292, 411, 438, 526, 548, 789, 822, 876, 1052, 1578, 1644, 3156, 10001, 19199, 20002, 30003, 36031, 38398, 40004, 57597, 60006, 72062, 76796, 108093, 115194, 120012, 144124, 216186, 230388, 432372, 2630263, 5260526, 7890789, 10521052, 15781578, 31563156]

約数ペア:

[(1, 31563156), (2, 15781578), (3, 10521052), (4, 7890789), (6, 5260526), (12, 2630263), (73, 432372), (137, 230388), (146, 216186), (219, 144124), (263, 120012), (274, 115194), (292, 108093), (411, 76796), (438, 72062), (526, 60006), (548, 57597), (789, 40004), (822, 38398), (876, 36031), (1052, 30003), (1578, 20002), (1644, 19199), (3156, 10001)]