220182274

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{6353}}^1$

素因数の和:6442

約数の個数: 32

約数和(自身を含む): 375750144

約数和(自身を除く): 155567870

約数列:

[1, 2, 13, 26, 31, 43, 62, 86, 403, 559, 806, 1118, 1333, 2666, 6353, 12706, 17329, 34658, 82589, 165178, 196943, 273179, 393886, 546358, 2560259, 3551327, 5120518, 7102654, 8468549, 16937098, 110091137, 220182274]

約数ペア:

[(1, 220182274), (2, 110091137), (13, 16937098), (26, 8468549), (31, 7102654), (43, 5120518), (62, 3551327), (86, 2560259), (403, 546358), (559, 393886), (806, 273179), (1118, 196943), (1333, 165178), (2666, 82589), (6353, 34658), (12706, 17329)]