1312726779

素因数分解:

$3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{67}}^1\times {\mathrm{509}}^1$

素因数の和:649

約数の個数: 96

約数和(自身を含む): 2423715840

約数和(自身を除く): 1110989061

約数列:

[1, 3, 7, 9, 13, 21, 39, 47, 63, 67, 91, 117, 141, 201, 273, 329, 423, 469, 509, 603, 611, 819, 871, 987, 1407, 1527, 1833, 2613, 2961, 3149, 3563, 4221, 4277, 4581, 5499, 6097, 6617, 7839, 9447, 10689, 12831, 18291, 19851, 22043, 23923, 28341, 32067, 34103, 38493, 40937, 46319, 54873, 59553, 66129, 71769, 102309, 122811, 138957, 167461, 198387, 215307, 238721, 286559, 306927, 310999, 368433, 416871, 443339, 502383, 716163, 859677, 932997, 1330017, 1507149, 1602841, 2148489, 2176993, 2579031, 2798991, 3103373, 3990051, 4808523, 6530979, 9310119, 11219887, 14425569, 19592937, 20836933, 27930357, 33659661, 62510799, 100978983, 145858531, 187532397, 437575593, 1312726779]

約数ペア:

[(1, 1312726779), (3, 437575593), (7, 187532397), (9, 145858531), (13, 100978983), (21, 62510799), (39, 33659661), (47, 27930357), (63, 20836933), (67, 19592937), (91, 14425569), (117, 11219887), (141, 9310119), (201, 6530979), (273, 4808523), (329, 3990051), (423, 3103373), (469, 2798991), (509, 2579031), (603, 2176993), (611, 2148489), (819, 1602841), (871, 1507149), (987, 1330017), (1407, 932997), (1527, 859677), (1833, 716163), (2613, 502383), (2961, 443339), (3149, 416871), (3563, 368433), (4221, 310999), (4277, 306927), (4581, 286559), (5499, 238721), (6097, 215307), (6617, 198387), (7839, 167461), (9447, 138957), (10689, 122811), (12831, 102309), (18291, 71769), (19851, 66129), (22043, 59553), (23923, 54873), (28341, 46319), (32067, 40937), (34103, 38493)]