865211085

素因数分解:

$3^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{7129}}^1$

素因数の和:7203

約数の個数: 64

約数和(自身を含む): 1642752000

約数和(自身を除く): 777540915

約数列:

[1, 3, 5, 9, 15, 27, 29, 31, 45, 87, 93, 135, 145, 155, 261, 279, 435, 465, 783, 837, 899, 1305, 1395, 2697, 3915, 4185, 4495, 7129, 8091, 13485, 21387, 24273, 35645, 40455, 64161, 106935, 121365, 192483, 206741, 220999, 320805, 620223, 662997, 962415, 1033705, 1104995, 1860669, 1988991, 3101115, 3314985, 5582007, 5966973, 6408971, 9303345, 9944955, 19226913, 27910035, 29834865, 32044855, 57680739, 96134565, 173042217, 288403695, 865211085]

約数ペア:

[(1, 865211085), (3, 288403695), (5, 173042217), (9, 96134565), (15, 57680739), (27, 32044855), (29, 29834865), (31, 27910035), (45, 19226913), (87, 9944955), (93, 9303345), (135, 6408971), (145, 5966973), (155, 5582007), (261, 3314985), (279, 3101115), (435, 1988991), (465, 1860669), (783, 1104995), (837, 1033705), (899, 962415), (1305, 662997), (1395, 620223), (2697, 320805), (3915, 220999), (4185, 206741), (4495, 192483), (7129, 121365), (8091, 106935), (13485, 64161), (21387, 40455), (24273, 35645)]