81178468

素因数分解:

$2^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{199}}^1\times {\mathrm{857}}^1$

素因数の和:1084

約数の個数: 48

約数和(自身を含む): 172972800

約数和(自身を除く): 91794332

約数列:

[1, 2, 4, 7, 14, 17, 28, 34, 68, 119, 199, 238, 398, 476, 796, 857, 1393, 1714, 2786, 3383, 3428, 5572, 5999, 6766, 11998, 13532, 14569, 23681, 23996, 29138, 47362, 58276, 94724, 101983, 170543, 203966, 341086, 407932, 682172, 1193801, 2387602, 2899231, 4775204, 5798462, 11596924, 20294617, 40589234, 81178468]

約数ペア:

[(1, 81178468), (2, 40589234), (4, 20294617), (7, 11596924), (14, 5798462), (17, 4775204), (28, 2899231), (34, 2387602), (68, 1193801), (119, 682172), (199, 407932), (238, 341086), (398, 203966), (476, 170543), (796, 101983), (857, 94724), (1393, 58276), (1714, 47362), (2786, 29138), (3383, 23996), (3428, 23681), (5572, 14569), (5999, 13532), (6766, 11998)]