161569356

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{25261}}^1$

素因数の和:25322

約数の個数: 48

約数和(自身を含む): 415913568

約数和(自身を除く): 254344212

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 41, 52, 78, 82, 123, 156, 164, 246, 492, 533, 1066, 1599, 2132, 3198, 6396, 25261, 50522, 75783, 101044, 151566, 303132, 328393, 656786, 985179, 1035701, 1313572, 1970358, 2071402, 3107103, 3940716, 4142804, 6214206, 12428412, 13464113, 26928226, 40392339, 53856452, 80784678, 161569356]

約数ペア:

[(1, 161569356), (2, 80784678), (3, 53856452), (4, 40392339), (6, 26928226), (12, 13464113), (13, 12428412), (26, 6214206), (39, 4142804), (41, 3940716), (52, 3107103), (78, 2071402), (82, 1970358), (123, 1313572), (156, 1035701), (164, 985179), (246, 656786), (492, 328393), (533, 303132), (1066, 151566), (1599, 101044), (2132, 75783), (3198, 50522), (6396, 25261)]