65540139

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{277}}^1\times {\mathrm{593}}^1$

素因数の和:899

約数の個数: 32

約数和(自身を含む): 105684480

約数和(自身を除く): 40144341

約数列:

[1, 3, 7, 19, 21, 57, 133, 277, 399, 593, 831, 1779, 1939, 4151, 5263, 5817, 11267, 12453, 15789, 33801, 36841, 78869, 110523, 164261, 236607, 492783, 1149827, 3120959, 3449481, 9362877, 21846713, 65540139]

約数ペア:

[(1, 65540139), (3, 21846713), (7, 9362877), (19, 3449481), (21, 3120959), (57, 1149827), (133, 492783), (277, 236607), (399, 164261), (593, 110523), (831, 78869), (1779, 36841), (1939, 33801), (4151, 15789), (5263, 12453), (5817, 11267)]