128579444

素因数分解:

$2^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{3613}}^1$

素因数の和:3696

約数の個数: 48

約数和(自身を含む): 272004096

約数和(自身を除く): 143424652

約数列:

[1, 2, 4, 7, 14, 28, 31, 41, 62, 82, 124, 164, 217, 287, 434, 574, 868, 1148, 1271, 2542, 3613, 5084, 7226, 8897, 14452, 17794, 25291, 35588, 50582, 101164, 112003, 148133, 224006, 296266, 448012, 592532, 784021, 1036931, 1568042, 2073862, 3136084, 4147724, 4592123, 9184246, 18368492, 32144861, 64289722, 128579444]

約数ペア:

[(1, 128579444), (2, 64289722), (4, 32144861), (7, 18368492), (14, 9184246), (28, 4592123), (31, 4147724), (41, 3136084), (62, 2073862), (82, 1568042), (124, 1036931), (164, 784021), (217, 592532), (287, 448012), (434, 296266), (574, 224006), (868, 148133), (1148, 112003), (1271, 101164), (2542, 50582), (3613, 35588), (5084, 25291), (7226, 17794), (8897, 14452)]