20171167785

素因数分解:

$3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{139}}^1\times {\mathrm{149}}^1\times {\mathrm{941}}^1$

素因数の和:1263

約数の個数: 96

約数和(自身を含む): 37031904000

約数和(自身を除く): 16860736215

約数列:

[1, 3, 5, 9, 15, 23, 45, 69, 115, 139, 149, 207, 345, 417, 447, 695, 745, 941, 1035, 1251, 1341, 2085, 2235, 2823, 3197, 3427, 4705, 6255, 6705, 8469, 9591, 10281, 14115, 15985, 17135, 20711, 21643, 28773, 30843, 42345, 47955, 51405, 62133, 64929, 103555, 108215, 130799, 140209, 143865, 154215, 186399, 194787, 310665, 324645, 392397, 420627, 476353, 653995, 701045, 931995, 973935, 1177191, 1261881, 1429059, 1961985, 2103135, 2381765, 3008377, 3224807, 4287177, 5885955, 6309405, 7145295, 9025131, 9674421, 15041885, 16124035, 19489051, 21435885, 27075393, 29023263, 45125655, 48372105, 58467153, 97445255, 135376965, 145116315, 175401459, 292335765, 448248173, 877007295, 1344744519, 2241240865, 4034233557, 6723722595, 20171167785]

約数ペア:

[(1, 20171167785), (3, 6723722595), (5, 4034233557), (9, 2241240865), (15, 1344744519), (23, 877007295), (45, 448248173), (69, 292335765), (115, 175401459), (139, 145116315), (149, 135376965), (207, 97445255), (345, 58467153), (417, 48372105), (447, 45125655), (695, 29023263), (745, 27075393), (941, 21435885), (1035, 19489051), (1251, 16124035), (1341, 15041885), (2085, 9674421), (2235, 9025131), (2823, 7145295), (3197, 6309405), (3427, 5885955), (4705, 4287177), (6255, 3224807), (6705, 3008377), (8469, 2381765), (9591, 2103135), (10281, 1961985), (14115, 1429059), (15985, 1261881), (17135, 1177191), (20711, 973935), (21643, 931995), (28773, 701045), (30843, 653995), (42345, 476353), (47955, 420627), (51405, 392397), (62133, 324645), (64929, 310665), (103555, 194787), (108215, 186399), (130799, 154215), (140209, 143865)]