16430589

素因数分解:

$3^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{179}}^1$

素因数の和:270

約数の個数: 48

約数和(自身を含む): 28753920

約数和(自身を除く): 12323331

約数列:

[1, 3, 7, 9, 21, 31, 47, 63, 93, 141, 179, 217, 279, 329, 423, 537, 651, 987, 1253, 1457, 1611, 1953, 2961, 3759, 4371, 5549, 8413, 10199, 11277, 13113, 16647, 25239, 30597, 38843, 49941, 58891, 75717, 91791, 116529, 176673, 260803, 349587, 530019, 782409, 1825621, 2347227, 5476863, 16430589]

約数ペア:

[(1, 16430589), (3, 5476863), (7, 2347227), (9, 1825621), (21, 782409), (31, 530019), (47, 349587), (63, 260803), (93, 176673), (141, 116529), (179, 91791), (217, 75717), (279, 58891), (329, 49941), (423, 38843), (537, 30597), (651, 25239), (987, 16647), (1253, 13113), (1457, 11277), (1611, 10199), (1953, 8413), (2961, 5549), (3759, 4371)]