81217128

素因数分解:

$2^3\times 3^1\times {\mathrm{47}}^1\times {\mathrm{89}}^1\times {\mathrm{809}}^1$

素因数の和:954

約数の個数: 64

約数和(自身を含む): 209952000

約数和(自身を除く): 128734872

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 47, 89, 94, 141, 178, 188, 267, 282, 356, 376, 534, 564, 712, 809, 1068, 1128, 1618, 2136, 2427, 3236, 4183, 4854, 6472, 8366, 9708, 12549, 16732, 19416, 25098, 33464, 38023, 50196, 72001, 76046, 100392, 114069, 144002, 152092, 216003, 228138, 288004, 304184, 432006, 456276, 576008, 864012, 912552, 1728024, 3384047, 6768094, 10152141, 13536188, 20304282, 27072376, 40608564, 81217128]

約数ペア:

[(1, 81217128), (2, 40608564), (3, 27072376), (4, 20304282), (6, 13536188), (8, 10152141), (12, 6768094), (24, 3384047), (47, 1728024), (89, 912552), (94, 864012), (141, 576008), (178, 456276), (188, 432006), (267, 304184), (282, 288004), (356, 228138), (376, 216003), (534, 152092), (564, 144002), (712, 114069), (809, 100392), (1068, 76046), (1128, 72001), (1618, 50196), (2136, 38023), (2427, 33464), (3236, 25098), (4183, 19416), (4854, 16732), (6472, 12549), (8366, 9708)]