16353603

素因数分解:

$3^3\times 7^2\times {\mathrm{47}}^1\times {\mathrm{263}}^1$

素因数の和:333

約数の個数: 48

約数和(自身を含む): 28892160

約数和(自身を除く): 12538557

約数列:

[1, 3, 7, 9, 21, 27, 47, 49, 63, 141, 147, 189, 263, 329, 423, 441, 789, 987, 1269, 1323, 1841, 2303, 2367, 2961, 5523, 6909, 7101, 8883, 12361, 12887, 16569, 20727, 37083, 38661, 49707, 62181, 86527, 111249, 115983, 259581, 333747, 347949, 605689, 778743, 1817067, 2336229, 5451201, 16353603]

約数ペア:

[(1, 16353603), (3, 5451201), (7, 2336229), (9, 1817067), (21, 778743), (27, 605689), (47, 347949), (49, 333747), (63, 259581), (141, 115983), (147, 111249), (189, 86527), (263, 62181), (329, 49707), (423, 38661), (441, 37083), (789, 20727), (987, 16569), (1269, 12887), (1323, 12361), (1841, 8883), (2303, 7101), (2367, 6909), (2961, 5523)]