180028751

素因数分解:

$7^1\times {\mathrm{23}}^2\times {\mathrm{61}}^1\times {\mathrm{797}}^1$

素因数の和:911

約数の個数: 24

約数和(自身を含む): 218881824

約数和(自身を除く): 38853073

約数列:

[1, 7, 23, 61, 161, 427, 529, 797, 1403, 3703, 5579, 9821, 18331, 32269, 48617, 128317, 225883, 340319, 421613, 1118191, 2951291, 7827337, 25718393, 180028751]

約数ペア:

[(1, 180028751), (7, 25718393), (23, 7827337), (61, 2951291), (161, 1118191), (427, 421613), (529, 340319), (797, 225883), (1403, 128317), (3703, 48617), (5579, 32269), (9821, 18331)]