81222948

素因数分解:

$2^2\times 3^2\times {\mathrm{19}}^1\times {\mathrm{118747}}^1$

素因数の和:118776

約数の個数: 36

約数和(自身を含む): 216121360

約数和(自身を除く): 134898412

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 19, 36, 38, 57, 76, 114, 171, 228, 342, 684, 118747, 237494, 356241, 474988, 712482, 1068723, 1424964, 2137446, 2256193, 4274892, 4512386, 6768579, 9024772, 13537158, 20305737, 27074316, 40611474, 81222948]

約数ペア:

[(1, 81222948), (2, 40611474), (3, 27074316), (4, 20305737), (6, 13537158), (9, 9024772), (12, 6768579), (18, 4512386), (19, 4274892), (36, 2256193), (38, 2137446), (57, 1424964), (76, 1068723), (114, 712482), (171, 474988), (228, 356241), (342, 237494), (684, 118747)]