389924308

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{89}}^1\times {\mathrm{3391}}^1$

素因数の和:3520

約数の個数: 48

約数和(自身を含む): 769305600

約数和(自身を除く): 379381292

約数列:

[1, 2, 4, 17, 19, 34, 38, 68, 76, 89, 178, 323, 356, 646, 1292, 1513, 1691, 3026, 3382, 3391, 6052, 6764, 6782, 13564, 28747, 57494, 57647, 64429, 114988, 115294, 128858, 230588, 257716, 301799, 603598, 1095293, 1207196, 2190586, 4381172, 5130583, 5734181, 10261166, 11468362, 20522332, 22936724, 97481077, 194962154, 389924308]

約数ペア:

[(1, 389924308), (2, 194962154), (4, 97481077), (17, 22936724), (19, 20522332), (34, 11468362), (38, 10261166), (68, 5734181), (76, 5130583), (89, 4381172), (178, 2190586), (323, 1207196), (356, 1095293), (646, 603598), (1292, 301799), (1513, 257716), (1691, 230588), (3026, 128858), (3382, 115294), (3391, 114988), (6052, 64429), (6764, 57647), (6782, 57494), (13564, 28747)]