2211105

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1$

素因数の和:90

約数の個数: 64

約数和(自身を含む): 4354560

約数和(自身を除く): 2143455

約数列:

[1, 3, 5, 13, 15, 17, 23, 29, 39, 51, 65, 69, 85, 87, 115, 145, 195, 221, 255, 299, 345, 377, 391, 435, 493, 663, 667, 897, 1105, 1131, 1173, 1479, 1495, 1885, 1955, 2001, 2465, 3315, 3335, 4485, 5083, 5655, 5865, 6409, 7395, 8671, 10005, 11339, 15249, 19227, 25415, 26013, 32045, 34017, 43355, 56695, 76245, 96135, 130065, 147407, 170085, 442221, 737035, 2211105]

約数ペア:

[(1, 2211105), (3, 737035), (5, 442221), (13, 170085), (15, 147407), (17, 130065), (23, 96135), (29, 76245), (39, 56695), (51, 43355), (65, 34017), (69, 32045), (85, 26013), (87, 25415), (115, 19227), (145, 15249), (195, 11339), (221, 10005), (255, 8671), (299, 7395), (345, 6409), (377, 5865), (391, 5655), (435, 5083), (493, 4485), (663, 3335), (667, 3315), (897, 2465), (1105, 2001), (1131, 1955), (1173, 1885), (1479, 1495)]