68455719

素因数分解:

$3^3\times {\mathrm{17}}^2\times {\mathrm{31}}^1\times {\mathrm{283}}^1$

素因数の和:357

約数の個数: 48

約数和(自身を含む): 111600640

約数和(自身を除く): 43144921

約数列:

[1, 3, 9, 17, 27, 31, 51, 93, 153, 279, 283, 289, 459, 527, 837, 849, 867, 1581, 2547, 2601, 4743, 4811, 7641, 7803, 8773, 8959, 14229, 14433, 26319, 26877, 43299, 78957, 80631, 81787, 129897, 149141, 236871, 241893, 245361, 447423, 736083, 1342269, 2208249, 2535397, 4026807, 7606191, 22818573, 68455719]

約数ペア:

[(1, 68455719), (3, 22818573), (9, 7606191), (17, 4026807), (27, 2535397), (31, 2208249), (51, 1342269), (93, 736083), (153, 447423), (279, 245361), (283, 241893), (289, 236871), (459, 149141), (527, 129897), (837, 81787), (849, 80631), (867, 78957), (1581, 43299), (2547, 26877), (2601, 26319), (4743, 14433), (4811, 14229), (7641, 8959), (7803, 8773)]