289198736

素因数分解:

$2^4\times {\mathrm{43}}^1\times {\mathrm{89}}^1\times {\mathrm{4723}}^1$

素因数の和:4863

約数の個数: 40

約数和(自身を含む): 579918240

約数和(自身を除く): 290719504

約数列:

[1, 2, 4, 8, 16, 43, 86, 89, 172, 178, 344, 356, 688, 712, 1424, 3827, 4723, 7654, 9446, 15308, 18892, 30616, 37784, 61232, 75568, 203089, 406178, 420347, 812356, 840694, 1624712, 1681388, 3249424, 3362776, 6725552, 18074921, 36149842, 72299684, 144599368, 289198736]

約数ペア:

[(1, 289198736), (2, 144599368), (4, 72299684), (8, 36149842), (16, 18074921), (43, 6725552), (86, 3362776), (89, 3249424), (172, 1681388), (178, 1624712), (344, 840694), (356, 812356), (688, 420347), (712, 406178), (1424, 203089), (3827, 75568), (4723, 61232), (7654, 37784), (9446, 30616), (15308, 18892)]