1205908821

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{383}}^1\times {\mathrm{1583}}^1$

素因数の和:2002

約数の個数: 48

約数和(自身を含む): 1992646656

約数和(自身を除く): 786737835

約数列:

[1, 3, 9, 13, 17, 39, 51, 117, 153, 221, 383, 663, 1149, 1583, 1989, 3447, 4749, 4979, 6511, 14247, 14937, 19533, 20579, 26911, 44811, 58599, 61737, 80733, 84643, 185211, 242199, 253929, 349843, 606289, 761787, 1049529, 1818867, 3148587, 5456601, 7881757, 10306913, 23645271, 30920739, 70935813, 92762217, 133989869, 401969607, 1205908821]

約数ペア:

[(1, 1205908821), (3, 401969607), (9, 133989869), (13, 92762217), (17, 70935813), (39, 30920739), (51, 23645271), (117, 10306913), (153, 7881757), (221, 5456601), (383, 3148587), (663, 1818867), (1149, 1049529), (1583, 761787), (1989, 606289), (3447, 349843), (4749, 253929), (4979, 242199), (6511, 185211), (14247, 84643), (14937, 80733), (19533, 61737), (20579, 58599), (26911, 44811)]