81184796

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{13873}}^1$

素因数の和:13914

約数の個数: 48

約数和(自身を含む): 186466560

約数和(自身を除く): 105281764

約数列:

[1, 2, 4, 7, 11, 14, 19, 22, 28, 38, 44, 76, 77, 133, 154, 209, 266, 308, 418, 532, 836, 1463, 2926, 5852, 13873, 27746, 55492, 97111, 152603, 194222, 263587, 305206, 388444, 527174, 610412, 1054348, 1068221, 1845109, 2136442, 2899457, 3690218, 4272884, 5798914, 7380436, 11597828, 20296199, 40592398, 81184796]

約数ペア:

[(1, 81184796), (2, 40592398), (4, 20296199), (7, 11597828), (11, 7380436), (14, 5798914), (19, 4272884), (22, 3690218), (28, 2899457), (38, 2136442), (44, 1845109), (76, 1068221), (77, 1054348), (133, 610412), (154, 527174), (209, 388444), (266, 305206), (308, 263587), (418, 194222), (532, 152603), (836, 97111), (1463, 55492), (2926, 27746), (5852, 13873)]