991792256

素因数分解:

$2^7\times 7^1\times {\mathrm{13}}^1\times {\mathrm{85147}}^1$

素因数の和:85181

約数の個数: 64

約数和(自身を含む): 2431826880

約数和(自身を除く): 1440034624

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 32, 52, 56, 64, 91, 104, 112, 128, 182, 208, 224, 364, 416, 448, 728, 832, 896, 1456, 1664, 2912, 5824, 11648, 85147, 170294, 340588, 596029, 681176, 1106911, 1192058, 1362352, 2213822, 2384116, 2724704, 4427644, 4768232, 5449408, 7748377, 8855288, 9536464, 10898816, 15496754, 17710576, 19072928, 30993508, 35421152, 38145856, 61987016, 70842304, 76291712, 123974032, 141684608, 247948064, 495896128, 991792256]

約数ペア:

[(1, 991792256), (2, 495896128), (4, 247948064), (7, 141684608), (8, 123974032), (13, 76291712), (14, 70842304), (16, 61987016), (26, 38145856), (28, 35421152), (32, 30993508), (52, 19072928), (56, 17710576), (64, 15496754), (91, 10898816), (104, 9536464), (112, 8855288), (128, 7748377), (182, 5449408), (208, 4768232), (224, 4427644), (364, 2724704), (416, 2384116), (448, 2213822), (728, 1362352), (832, 1192058), (896, 1106911), (1456, 681176), (1664, 596029), (2912, 340588), (5824, 170294), (11648, 85147)]