155557142

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{13691}}^1$

素因数の和:13748

約数の個数: 32

約数和(自身を含む): 276030720

約数和(自身を除く): 120473578

約数列:

[1, 2, 13, 19, 23, 26, 38, 46, 247, 299, 437, 494, 598, 874, 5681, 11362, 13691, 27382, 177983, 260129, 314893, 355966, 520258, 629786, 3381677, 4093609, 5982967, 6763354, 8187218, 11965934, 77778571, 155557142]

約数ペア:

[(1, 155557142), (2, 77778571), (13, 11965934), (19, 8187218), (23, 6763354), (26, 5982967), (38, 4093609), (46, 3381677), (247, 629786), (299, 520258), (437, 355966), (494, 314893), (598, 260129), (874, 177983), (5681, 27382), (11362, 13691)]