1618804926

素因数分解:

$2^1\times 3^4\times {\mathrm{47}}^1\times {\mathrm{107}}^1\times {\mathrm{1987}}^1$

素因数の和:2155

約数の個数: 80

約数和(自身を含む): 3741002496

約数和(自身を除く): 2122197570

約数列:

[1, 2, 3, 6, 9, 18, 27, 47, 54, 81, 94, 107, 141, 162, 214, 282, 321, 423, 642, 846, 963, 1269, 1926, 1987, 2538, 2889, 3807, 3974, 5029, 5778, 5961, 7614, 8667, 10058, 11922, 15087, 17334, 17883, 30174, 35766, 45261, 53649, 90522, 93389, 107298, 135783, 160947, 186778, 212609, 271566, 280167, 321894, 407349, 425218, 560334, 637827, 814698, 840501, 1275654, 1681002, 1913481, 2521503, 3826962, 5043006, 5740443, 7564509, 9992623, 11480886, 15129018, 17221329, 19985246, 29977869, 34442658, 59955738, 89933607, 179867214, 269800821, 539601642, 809402463, 1618804926]

約数ペア:

[(1, 1618804926), (2, 809402463), (3, 539601642), (6, 269800821), (9, 179867214), (18, 89933607), (27, 59955738), (47, 34442658), (54, 29977869), (81, 19985246), (94, 17221329), (107, 15129018), (141, 11480886), (162, 9992623), (214, 7564509), (282, 5740443), (321, 5043006), (423, 3826962), (642, 2521503), (846, 1913481), (963, 1681002), (1269, 1275654), (1926, 840501), (1987, 814698), (2538, 637827), (2889, 560334), (3807, 425218), (3974, 407349), (5029, 321894), (5778, 280167), (5961, 271566), (7614, 212609), (8667, 186778), (10058, 160947), (11922, 135783), (15087, 107298), (17334, 93389), (17883, 90522), (30174, 53649), (35766, 45261)]