64416723

素因数分解:

$3^1\times 7^2\times {\mathrm{17}}^1\times {\mathrm{149}}^1\times {\mathrm{173}}^1$

素因数の和:356

約数の個数: 48

約数和(自身を含む): 107114400

約数和(自身を除く): 42697677

約数列:

[1, 3, 7, 17, 21, 49, 51, 119, 147, 149, 173, 357, 447, 519, 833, 1043, 1211, 2499, 2533, 2941, 3129, 3633, 7301, 7599, 8477, 8823, 17731, 20587, 21903, 25431, 25777, 53193, 61761, 77331, 124117, 144109, 180439, 372351, 432327, 438209, 541317, 1263073, 1314627, 3067463, 3789219, 9202389, 21472241, 64416723]

約数ペア:

[(1, 64416723), (3, 21472241), (7, 9202389), (17, 3789219), (21, 3067463), (49, 1314627), (51, 1263073), (119, 541317), (147, 438209), (149, 432327), (173, 372351), (357, 180439), (447, 144109), (519, 124117), (833, 77331), (1043, 61761), (1211, 53193), (2499, 25777), (2533, 25431), (2941, 21903), (3129, 20587), (3633, 17731), (7301, 8823), (7599, 8477)]