28115190

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{8443}}^1$

素因数の和:8493

約数の個数: 48

約数和(自身を含む): 75084048

約数和(自身を除く): 46968858

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 37, 45, 74, 90, 111, 185, 222, 333, 370, 555, 666, 1110, 1665, 3330, 8443, 16886, 25329, 42215, 50658, 75987, 84430, 126645, 151974, 253290, 312391, 379935, 624782, 759870, 937173, 1561955, 1874346, 2811519, 3123910, 4685865, 5623038, 9371730, 14057595, 28115190]

約数ペア:

[(1, 28115190), (2, 14057595), (3, 9371730), (5, 5623038), (6, 4685865), (9, 3123910), (10, 2811519), (15, 1874346), (18, 1561955), (30, 937173), (37, 759870), (45, 624782), (74, 379935), (90, 312391), (111, 253290), (185, 151974), (222, 126645), (333, 84430), (370, 75987), (555, 50658), (666, 42215), (1110, 25329), (1665, 16886), (3330, 8443)]