16905690

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{8167}}^1$

素因数の和:8203

約数の個数: 48

約数和(自身を含む): 45871488

約数和(自身を除く): 28965798

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 23, 30, 45, 46, 69, 90, 115, 138, 207, 230, 345, 414, 690, 1035, 2070, 8167, 16334, 24501, 40835, 49002, 73503, 81670, 122505, 147006, 187841, 245010, 367515, 375682, 563523, 735030, 939205, 1127046, 1690569, 1878410, 2817615, 3381138, 5635230, 8452845, 16905690]

約数ペア:

[(1, 16905690), (2, 8452845), (3, 5635230), (5, 3381138), (6, 2817615), (9, 1878410), (10, 1690569), (15, 1127046), (18, 939205), (23, 735030), (30, 563523), (45, 375682), (46, 367515), (69, 245010), (90, 187841), (115, 147006), (138, 122505), (207, 81670), (230, 73503), (345, 49002), (414, 40835), (690, 24501), (1035, 16334), (2070, 8167)]