28931310

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{83}}^1\times {\mathrm{1291}}^1$

素因数の和:1390

約数の個数: 64

約数和(自身を含む): 78140160

約数和(自身を除く): 49208850

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 45, 54, 83, 90, 135, 166, 249, 270, 415, 498, 747, 830, 1245, 1291, 1494, 2241, 2490, 2582, 3735, 3873, 4482, 6455, 7470, 7746, 11205, 11619, 12910, 19365, 22410, 23238, 34857, 38730, 58095, 69714, 107153, 116190, 174285, 214306, 321459, 348570, 535765, 642918, 964377, 1071530, 1607295, 1928754, 2893131, 3214590, 4821885, 5786262, 9643770, 14465655, 28931310]

約数ペア:

[(1, 28931310), (2, 14465655), (3, 9643770), (5, 5786262), (6, 4821885), (9, 3214590), (10, 2893131), (15, 1928754), (18, 1607295), (27, 1071530), (30, 964377), (45, 642918), (54, 535765), (83, 348570), (90, 321459), (135, 214306), (166, 174285), (249, 116190), (270, 107153), (415, 69714), (498, 58095), (747, 38730), (830, 34857), (1245, 23238), (1291, 22410), (1494, 19365), (2241, 12910), (2490, 11619), (2582, 11205), (3735, 7746), (3873, 7470), (4482, 6455)]