15386385

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{163}}^1$

素因数の和:238

約数の個数: 64

約数和(自身を含む): 30228480

約数和(自身を除く): 14842095

約数列:

[1, 3, 5, 7, 15, 21, 29, 31, 35, 87, 93, 105, 145, 155, 163, 203, 217, 435, 465, 489, 609, 651, 815, 899, 1015, 1085, 1141, 2445, 2697, 3045, 3255, 3423, 4495, 4727, 5053, 5705, 6293, 13485, 14181, 15159, 17115, 18879, 23635, 25265, 31465, 33089, 35371, 70905, 75795, 94395, 99267, 106113, 146537, 165445, 176855, 439611, 496335, 530565, 732685, 1025759, 2198055, 3077277, 5128795, 15386385]

約数ペア:

[(1, 15386385), (3, 5128795), (5, 3077277), (7, 2198055), (15, 1025759), (21, 732685), (29, 530565), (31, 496335), (35, 439611), (87, 176855), (93, 165445), (105, 146537), (145, 106113), (155, 99267), (163, 94395), (203, 75795), (217, 70905), (435, 35371), (465, 33089), (489, 31465), (609, 25265), (651, 23635), (815, 18879), (899, 17115), (1015, 15159), (1085, 14181), (1141, 13485), (2445, 6293), (2697, 5705), (3045, 5053), (3255, 4727), (3423, 4495)]