72939713

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{53}}^1\times {\mathrm{61}}^1\times {\mathrm{293}}^1$

素因数の和:425

約数の個数: 32

約数和(自身を含む): 94493952

約数和(自身を除く): 21554239

約数列:

[1, 7, 11, 53, 61, 77, 293, 371, 427, 583, 671, 2051, 3223, 3233, 4081, 4697, 15529, 17873, 22561, 22631, 35563, 108703, 125111, 170819, 196603, 248941, 947269, 1195733, 1376221, 6630883, 10419959, 72939713]

約数ペア:

[(1, 72939713), (7, 10419959), (11, 6630883), (53, 1376221), (61, 1195733), (77, 947269), (293, 248941), (371, 196603), (427, 170819), (583, 125111), (671, 108703), (2051, 35563), (3223, 22631), (3233, 22561), (4081, 17873), (4697, 15529)]