28987236

素因数分解:

$2^2\times 3^2\times {\mathrm{19}}^1\times {\mathrm{42379}}^1$

素因数の和:42408

約数の個数: 36

約数和(自身を含む): 77131600

約数和(自身を除く): 48144364

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 19, 36, 38, 57, 76, 114, 171, 228, 342, 684, 42379, 84758, 127137, 169516, 254274, 381411, 508548, 762822, 805201, 1525644, 1610402, 2415603, 3220804, 4831206, 7246809, 9662412, 14493618, 28987236]

約数ペア:

[(1, 28987236), (2, 14493618), (3, 9662412), (4, 7246809), (6, 4831206), (9, 3220804), (12, 2415603), (18, 1610402), (19, 1525644), (36, 805201), (38, 762822), (57, 508548), (76, 381411), (114, 254274), (171, 169516), (228, 127137), (342, 84758), (684, 42379)]