219623404

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{54851}}^1$

素因数の和:54886

約数の個数: 48

約数和(自身を含む): 516047616

約数和(自身を除く): 296424212

約数列:

[1, 2, 4, 7, 11, 13, 14, 22, 26, 28, 44, 52, 77, 91, 143, 154, 182, 286, 308, 364, 572, 1001, 2002, 4004, 54851, 109702, 219404, 383957, 603361, 713063, 767914, 1206722, 1426126, 1535828, 2413444, 2852252, 4223527, 4991441, 7843693, 8447054, 9982882, 15687386, 16894108, 19965764, 31374772, 54905851, 109811702, 219623404]

約数ペア:

[(1, 219623404), (2, 109811702), (4, 54905851), (7, 31374772), (11, 19965764), (13, 16894108), (14, 15687386), (22, 9982882), (26, 8447054), (28, 7843693), (44, 4991441), (52, 4223527), (77, 2852252), (91, 2413444), (143, 1535828), (154, 1426126), (182, 1206722), (286, 767914), (308, 713063), (364, 603361), (572, 383957), (1001, 219404), (2002, 109702), (4004, 54851)]