15911847

素因数分解:

$3^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{83}}^1\times {\mathrm{179}}^1$

素因数の和:292

約数の個数: 48

約数和(自身を含む): 28304640

約数和(自身を除く): 12392793

約数列:

[1, 3, 7, 9, 17, 21, 51, 63, 83, 119, 153, 179, 249, 357, 537, 581, 747, 1071, 1253, 1411, 1611, 1743, 3043, 3759, 4233, 5229, 9129, 9877, 11277, 12699, 14857, 21301, 27387, 29631, 44571, 63903, 88893, 103999, 133713, 191709, 252569, 311997, 757707, 935991, 1767983, 2273121, 5303949, 15911847]

約数ペア:

[(1, 15911847), (3, 5303949), (7, 2273121), (9, 1767983), (17, 935991), (21, 757707), (51, 311997), (63, 252569), (83, 191709), (119, 133713), (153, 103999), (179, 88893), (249, 63903), (357, 44571), (537, 29631), (581, 27387), (747, 21301), (1071, 14857), (1253, 12699), (1411, 11277), (1611, 9877), (1743, 9129), (3043, 5229), (3759, 4233)]