20984940269091

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{97}}^1\times {\mathrm{16631}}^1\times {\mathrm{85021}}^1$

素因数の和:101772

約数の個数: 48

約数和(自身を含む): 32427817950528

約数和(自身を除く): 11442877681437

約数列:

[1, 3, 9, 17, 51, 97, 153, 291, 873, 1649, 4947, 14841, 16631, 49893, 85021, 149679, 255063, 282727, 765189, 848181, 1445357, 1613207, 2544543, 4336071, 4839621, 8247037, 13008213, 14518863, 24741111, 27424519, 74223333, 82273557, 140199629, 246820671, 420598887, 1261796661, 1413984251, 4241952753, 12725858259, 24037732267, 72113196801, 137156472347, 216339590403, 411469417041, 1234408251123, 2331660029899, 6994980089697, 20984940269091]

約数ペア:

[(1, 20984940269091), (3, 6994980089697), (9, 2331660029899), (17, 1234408251123), (51, 411469417041), (97, 216339590403), (153, 137156472347), (291, 72113196801), (873, 24037732267), (1649, 12725858259), (4947, 4241952753), (14841, 1413984251), (16631, 1261796661), (49893, 420598887), (85021, 246820671), (149679, 140199629), (255063, 82273557), (282727, 74223333), (765189, 27424519), (848181, 24741111), (1445357, 14518863), (1613207, 13008213), (2544543, 8247037), (4336071, 4839621)]