819615939

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{197}}^1\times {\mathrm{1553}}^1$

素因数の和:1819

約数の個数: 32

約数和(自身を含む): 1181537280

約数和(自身を除く): 361921341

約数列:

[1, 3, 19, 47, 57, 141, 197, 591, 893, 1553, 2679, 3743, 4659, 9259, 11229, 27777, 29507, 72991, 88521, 175921, 218973, 305941, 527763, 917823, 1386829, 4160487, 5812879, 14379227, 17438637, 43137681, 273205313, 819615939]

約数ペア:

[(1, 819615939), (3, 273205313), (19, 43137681), (47, 17438637), (57, 14379227), (141, 5812879), (197, 4160487), (591, 1386829), (893, 917823), (1553, 527763), (2679, 305941), (3743, 218973), (4659, 175921), (9259, 88521), (11229, 72991), (27777, 29507)]