16815612

素因数分解:

$2^2\times 3^1\times {\mathrm{11}}^2\times {\mathrm{37}}^1\times {\mathrm{313}}^1$

素因数の和:379

約数の個数: 72

約数和(自身を含む): 44434768

約数和(自身を除く): 27619156

約数列:

[1, 2, 3, 4, 6, 11, 12, 22, 33, 37, 44, 66, 74, 111, 121, 132, 148, 222, 242, 313, 363, 407, 444, 484, 626, 726, 814, 939, 1221, 1252, 1452, 1628, 1878, 2442, 3443, 3756, 4477, 4884, 6886, 8954, 10329, 11581, 13431, 13772, 17908, 20658, 23162, 26862, 34743, 37873, 41316, 46324, 53724, 69486, 75746, 113619, 127391, 138972, 151492, 227238, 254782, 382173, 454476, 509564, 764346, 1401301, 1528692, 2802602, 4203903, 5605204, 8407806, 16815612]

約数ペア:

[(1, 16815612), (2, 8407806), (3, 5605204), (4, 4203903), (6, 2802602), (11, 1528692), (12, 1401301), (22, 764346), (33, 509564), (37, 454476), (44, 382173), (66, 254782), (74, 227238), (111, 151492), (121, 138972), (132, 127391), (148, 113619), (222, 75746), (242, 69486), (313, 53724), (363, 46324), (407, 41316), (444, 37873), (484, 34743), (626, 26862), (726, 23162), (814, 20658), (939, 17908), (1221, 13772), (1252, 13431), (1452, 11581), (1628, 10329), (1878, 8954), (2442, 6886), (3443, 4884), (3756, 4477)]