987030

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{997}}^1$

素因数の和:1021

約数の個数: 48

約数和(自身を含む): 2802384

約数和(自身を除く): 1815354

約数列:

[1, 2, 3, 5, 6, 9, 10, 11, 15, 18, 22, 30, 33, 45, 55, 66, 90, 99, 110, 165, 198, 330, 495, 990, 997, 1994, 2991, 4985, 5982, 8973, 9970, 10967, 14955, 17946, 21934, 29910, 32901, 44865, 54835, 65802, 89730, 98703, 109670, 164505, 197406, 329010, 493515, 987030]

約数ペア:

[(1, 987030), (2, 493515), (3, 329010), (5, 197406), (6, 164505), (9, 109670), (10, 98703), (11, 89730), (15, 65802), (18, 54835), (22, 44865), (30, 32901), (33, 29910), (45, 21934), (55, 17946), (66, 14955), (90, 10967), (99, 9970), (110, 8973), (165, 5982), (198, 4985), (330, 2991), (495, 1994), (990, 997)]