219040458

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{401173}}^1$

素因数の和:401198

約数の個数: 32

約数和(自身を含む): 539177856

約数和(自身を除く): 320137398

約数列:

[1, 2, 3, 6, 7, 13, 14, 21, 26, 39, 42, 78, 91, 182, 273, 546, 401173, 802346, 1203519, 2407038, 2808211, 5215249, 5616422, 8424633, 10430498, 15645747, 16849266, 31291494, 36506743, 73013486, 109520229, 219040458]

約数ペア:

[(1, 219040458), (2, 109520229), (3, 73013486), (6, 36506743), (7, 31291494), (13, 16849266), (14, 15645747), (21, 10430498), (26, 8424633), (39, 5616422), (42, 5215249), (78, 2808211), (91, 2407038), (182, 1203519), (273, 802346), (546, 401173)]