7312473

素因数分解:

$3^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{149}}^1$

素因数の和:222

約数の個数: 48

約数和(自身を含む): 13104000

約数和(自身を除く): 5791527

約数列:

[1, 3, 7, 9, 19, 21, 41, 57, 63, 123, 133, 149, 171, 287, 369, 399, 447, 779, 861, 1043, 1197, 1341, 2337, 2583, 2831, 3129, 5453, 6109, 7011, 8493, 9387, 16359, 18327, 19817, 25479, 42763, 49077, 54981, 59451, 116071, 128289, 178353, 348213, 384867, 812497, 1044639, 2437491, 7312473]

約数ペア:

[(1, 7312473), (3, 2437491), (7, 1044639), (9, 812497), (19, 384867), (21, 348213), (41, 178353), (57, 128289), (63, 116071), (123, 59451), (133, 54981), (149, 49077), (171, 42763), (287, 25479), (369, 19817), (399, 18327), (447, 16359), (779, 9387), (861, 8493), (1043, 7011), (1197, 6109), (1341, 5453), (2337, 3129), (2583, 2831)]