171865984

素因数分解:

$2^7\times {\mathrm{31}}^1\times {\mathrm{43313}}^1$

素因数の和:43358

約数の個数: 32

約数和(自身を含む): 353442240

約数和(自身を除く): 181576256

約数列:

[1, 2, 4, 8, 16, 31, 32, 62, 64, 124, 128, 248, 496, 992, 1984, 3968, 43313, 86626, 173252, 346504, 693008, 1342703, 1386016, 2685406, 2772032, 5370812, 5544064, 10741624, 21483248, 42966496, 85932992, 171865984]

約数ペア:

[(1, 171865984), (2, 85932992), (4, 42966496), (8, 21483248), (16, 10741624), (31, 5544064), (32, 5370812), (62, 2772032), (64, 2685406), (124, 1386016), (128, 1342703), (248, 693008), (496, 346504), (992, 173252), (1984, 86626), (3968, 43313)]