31209444

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{271}}^1\times {\mathrm{457}}^1$

素因数の和:745

約数の個数: 72

約数和(自身を含む): 90691328

約数和(自身を除く): 59481884

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 126, 252, 271, 457, 542, 813, 914, 1084, 1371, 1626, 1828, 1897, 2439, 2742, 3199, 3252, 3794, 4113, 4878, 5484, 5691, 6398, 7588, 8226, 9597, 9756, 11382, 12796, 16452, 17073, 19194, 22764, 28791, 34146, 38388, 57582, 68292, 115164, 123847, 247694, 371541, 495388, 743082, 866929, 1114623, 1486164, 1733858, 2229246, 2600787, 3467716, 4458492, 5201574, 7802361, 10403148, 15604722, 31209444]

約数ペア:

[(1, 31209444), (2, 15604722), (3, 10403148), (4, 7802361), (6, 5201574), (7, 4458492), (9, 3467716), (12, 2600787), (14, 2229246), (18, 1733858), (21, 1486164), (28, 1114623), (36, 866929), (42, 743082), (63, 495388), (84, 371541), (126, 247694), (252, 123847), (271, 115164), (457, 68292), (542, 57582), (813, 38388), (914, 34146), (1084, 28791), (1371, 22764), (1626, 19194), (1828, 17073), (1897, 16452), (2439, 12796), (2742, 11382), (3199, 9756), (3252, 9597), (3794, 8226), (4113, 7588), (4878, 6398), (5484, 5691)]