228427990

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{69431}}^1$

素因数の和:69492

約数の個数: 32

約数和(自身を含む): 479913984

約数和(自身を除く): 251485994

約数列:

[1, 2, 5, 7, 10, 14, 35, 47, 70, 94, 235, 329, 470, 658, 1645, 3290, 69431, 138862, 347155, 486017, 694310, 972034, 2430085, 3263257, 4860170, 6526514, 16316285, 22842799, 32632570, 45685598, 114213995, 228427990]

約数ペア:

[(1, 228427990), (2, 114213995), (5, 45685598), (7, 32632570), (10, 22842799), (14, 16316285), (35, 6526514), (47, 4860170), (70, 3263257), (94, 2430085), (235, 972034), (329, 694310), (470, 486017), (658, 347155), (1645, 138862), (3290, 69431)]