28497990

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{30643}}^1$

素因数の和:30684

約数の個数: 32

約数和(自身を含む): 70603776

約数和(自身を除く): 42105786

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 31, 62, 93, 155, 186, 310, 465, 930, 30643, 61286, 91929, 153215, 183858, 306430, 459645, 919290, 949933, 1899866, 2849799, 4749665, 5699598, 9499330, 14248995, 28497990]

約数ペア:

[(1, 28497990), (2, 14248995), (3, 9499330), (5, 5699598), (6, 4749665), (10, 2849799), (15, 1899866), (30, 949933), (31, 919290), (62, 459645), (93, 306430), (155, 183858), (186, 153215), (310, 91929), (465, 61286), (930, 30643)]