123463178

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{67}}^1\times {\mathrm{71}}^1\times {\mathrm{683}}^1$

素因数の和:842

約数の個数: 32

約数和(自身を含む): 200931840

約数和(自身を除く): 77468662

約数列:

[1, 2, 19, 38, 67, 71, 134, 142, 683, 1273, 1349, 1366, 2546, 2698, 4757, 9514, 12977, 25954, 45761, 48493, 90383, 91522, 96986, 180766, 869459, 921367, 1738918, 1842734, 3249031, 6498062, 61731589, 123463178]

約数ペア:

[(1, 123463178), (2, 61731589), (19, 6498062), (38, 3249031), (67, 1842734), (71, 1738918), (134, 921367), (142, 869459), (683, 180766), (1273, 96986), (1349, 91522), (1366, 90383), (2546, 48493), (2698, 45761), (4757, 25954), (9514, 12977)]