289592955

素因数分解:

$3^3\times 5^1\times {\mathrm{197}}^1\times {\mathrm{10889}}^1$

素因数の和:11100

約数の個数: 32

約数和(自身を含む): 517492800

約数和(自身を除く): 227899845

約数列:

[1, 3, 5, 9, 15, 27, 45, 135, 197, 591, 985, 1773, 2955, 5319, 8865, 10889, 26595, 32667, 54445, 98001, 163335, 294003, 490005, 1470015, 2145133, 6435399, 10725665, 19306197, 32176995, 57918591, 96530985, 289592955]

約数ペア:

[(1, 289592955), (3, 96530985), (5, 57918591), (9, 32176995), (15, 19306197), (27, 10725665), (45, 6435399), (135, 2145133), (197, 1470015), (591, 490005), (985, 294003), (1773, 163335), (2955, 98001), (5319, 54445), (8865, 32667), (10889, 26595)]