210817504971

素因数分解:

$3^2\times {\mathrm{23}}^1\times {\mathrm{73}}^1\times {\mathrm{647}}^1\times {\mathrm{21563}}^1$

素因数の和:22312

約数の個数: 48

約数和(自身を含む): 322619521536

約数和(自身を除く): 111802016565

約数列:

[1, 3, 9, 23, 69, 73, 207, 219, 647, 657, 1679, 1941, 5037, 5823, 14881, 15111, 21563, 44643, 47231, 64689, 133929, 141693, 194067, 425079, 495949, 1086313, 1487847, 1574099, 3258939, 4463541, 4722297, 9776817, 13951261, 14166891, 36204277, 41853783, 108612831, 125561349, 320879003, 325838493, 962637009, 1018442053, 2887911027, 3055326159, 9165978477, 23424167219, 70272501657, 210817504971]

約数ペア:

[(1, 210817504971), (3, 70272501657), (9, 23424167219), (23, 9165978477), (69, 3055326159), (73, 2887911027), (207, 1018442053), (219, 962637009), (647, 325838493), (657, 320879003), (1679, 125561349), (1941, 108612831), (5037, 41853783), (5823, 36204277), (14881, 14166891), (15111, 13951261), (21563, 9776817), (44643, 4722297), (47231, 4463541), (64689, 3258939), (133929, 1574099), (141693, 1487847), (194067, 1086313), (425079, 495949)]