31248294

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{239}}^1\times {\mathrm{283}}^1$

素因数の和:545

約数の個数: 64

約数和(自身を含む): 78520320

約数和(自身を除く): 47272026

約数列:

[1, 2, 3, 6, 7, 11, 14, 21, 22, 33, 42, 66, 77, 154, 231, 239, 283, 462, 478, 566, 717, 849, 1434, 1673, 1698, 1981, 2629, 3113, 3346, 3962, 5019, 5258, 5943, 6226, 7887, 9339, 10038, 11886, 15774, 18403, 18678, 21791, 36806, 43582, 55209, 65373, 67637, 110418, 130746, 135274, 202911, 405822, 473459, 744007, 946918, 1420377, 1488014, 2232021, 2840754, 4464042, 5208049, 10416098, 15624147, 31248294]

約数ペア:

[(1, 31248294), (2, 15624147), (3, 10416098), (6, 5208049), (7, 4464042), (11, 2840754), (14, 2232021), (21, 1488014), (22, 1420377), (33, 946918), (42, 744007), (66, 473459), (77, 405822), (154, 202911), (231, 135274), (239, 130746), (283, 110418), (462, 67637), (478, 65373), (566, 55209), (717, 43582), (849, 36806), (1434, 21791), (1673, 18678), (1698, 18403), (1981, 15774), (2629, 11886), (3113, 10038), (3346, 9339), (3962, 7887), (5019, 6226), (5258, 5943)]