16661216

素因数分解:

$2^5\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{331}}^1$

素因数の和:376

約数の個数: 72

約数和(自身を含む): 38945592

約数和(自身を除く): 22284376

約数列:

[1, 2, 4, 8, 11, 13, 16, 22, 26, 32, 44, 52, 88, 104, 121, 143, 176, 208, 242, 286, 331, 352, 416, 484, 572, 662, 968, 1144, 1324, 1573, 1936, 2288, 2648, 3146, 3641, 3872, 4303, 4576, 5296, 6292, 7282, 8606, 10592, 12584, 14564, 17212, 25168, 29128, 34424, 40051, 47333, 50336, 58256, 68848, 80102, 94666, 116512, 137696, 160204, 189332, 320408, 378664, 520663, 640816, 757328, 1041326, 1281632, 1514656, 2082652, 4165304, 8330608, 16661216]

約数ペア:

[(1, 16661216), (2, 8330608), (4, 4165304), (8, 2082652), (11, 1514656), (13, 1281632), (16, 1041326), (22, 757328), (26, 640816), (32, 520663), (44, 378664), (52, 320408), (88, 189332), (104, 160204), (121, 137696), (143, 116512), (176, 94666), (208, 80102), (242, 68848), (286, 58256), (331, 50336), (352, 47333), (416, 40051), (484, 34424), (572, 29128), (662, 25168), (968, 17212), (1144, 14564), (1324, 12584), (1573, 10592), (1936, 8606), (2288, 7282), (2648, 6292), (3146, 5296), (3641, 4576), (3872, 4303)]