219314385

素因数分解:

$3^4\times 5^1\times {\mathrm{29}}^1\times {\mathrm{71}}^1\times {\mathrm{263}}^1$

素因数の和:380

約数の個数: 80

約数和(自身を含む): 413994240

約数和(自身を除く): 194679855

約数列:

[1, 3, 5, 9, 15, 27, 29, 45, 71, 81, 87, 135, 145, 213, 261, 263, 355, 405, 435, 639, 783, 789, 1065, 1305, 1315, 1917, 2059, 2349, 2367, 3195, 3915, 3945, 5751, 6177, 7101, 7627, 9585, 10295, 11745, 11835, 18531, 18673, 21303, 22881, 28755, 30885, 35505, 38135, 55593, 56019, 68643, 92655, 93365, 106515, 114405, 166779, 168057, 205929, 277965, 280095, 343215, 504171, 541517, 617787, 833895, 840285, 1029645, 1512513, 1624551, 2520855, 2707585, 3088935, 4873653, 7562565, 8122755, 14620959, 24368265, 43862877, 73104795, 219314385]

約数ペア:

[(1, 219314385), (3, 73104795), (5, 43862877), (9, 24368265), (15, 14620959), (27, 8122755), (29, 7562565), (45, 4873653), (71, 3088935), (81, 2707585), (87, 2520855), (135, 1624551), (145, 1512513), (213, 1029645), (261, 840285), (263, 833895), (355, 617787), (405, 541517), (435, 504171), (639, 343215), (783, 280095), (789, 277965), (1065, 205929), (1305, 168057), (1315, 166779), (1917, 114405), (2059, 106515), (2349, 93365), (2367, 92655), (3195, 68643), (3915, 56019), (3945, 55593), (5751, 38135), (6177, 35505), (7101, 30885), (7627, 28755), (9585, 22881), (10295, 21303), (11745, 18673), (11835, 18531)]