7780454838

素因数分解:

$2^1\times 3^4\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{217319}}^1$

素因数の和:217363

約数の個数: 80

約数和(自身を含む): 19879564320

約数和(自身を除く): 12099109482

約数列:

[1, 2, 3, 6, 9, 13, 17, 18, 26, 27, 34, 39, 51, 54, 78, 81, 102, 117, 153, 162, 221, 234, 306, 351, 442, 459, 663, 702, 918, 1053, 1326, 1377, 1989, 2106, 2754, 3978, 5967, 11934, 17901, 35802, 217319, 434638, 651957, 1303914, 1955871, 2825147, 3694423, 3911742, 5650294, 5867613, 7388846, 8475441, 11083269, 11735226, 16950882, 17602839, 22166538, 25426323, 33249807, 35205678, 48027499, 50852646, 66499614, 76278969, 96054998, 99749421, 144082497, 152557938, 199498842, 228836907, 288164994, 299248263, 432247491, 457673814, 598496526, 864494982, 1296742473, 2593484946, 3890227419, 7780454838]

約数ペア:

[(1, 7780454838), (2, 3890227419), (3, 2593484946), (6, 1296742473), (9, 864494982), (13, 598496526), (17, 457673814), (18, 432247491), (26, 299248263), (27, 288164994), (34, 228836907), (39, 199498842), (51, 152557938), (54, 144082497), (78, 99749421), (81, 96054998), (102, 76278969), (117, 66499614), (153, 50852646), (162, 48027499), (221, 35205678), (234, 33249807), (306, 25426323), (351, 22166538), (442, 17602839), (459, 16950882), (663, 11735226), (702, 11083269), (918, 8475441), (1053, 7388846), (1326, 5867613), (1377, 5650294), (1989, 3911742), (2106, 3694423), (2754, 2825147), (3978, 1955871), (5967, 1303914), (11934, 651957), (17901, 434638), (35802, 217319)]