431388111

素因数分解:

$3^1\times 7^2\times {\mathrm{11}}^2\times {\mathrm{79}}^1\times {\mathrm{307}}^1$

素因数の和:425

約数の個数: 72

約数和(自身を含む): 747183360

約数和(自身を除く): 315795249

約数列:

[1, 3, 7, 11, 21, 33, 49, 77, 79, 121, 147, 231, 237, 307, 363, 539, 553, 847, 869, 921, 1617, 1659, 2149, 2541, 2607, 3377, 3871, 5929, 6083, 6447, 9559, 10131, 11613, 15043, 17787, 18249, 23639, 24253, 28677, 37147, 42581, 45129, 66913, 70917, 72759, 111441, 127743, 165473, 169771, 200739, 260029, 266783, 468391, 496419, 509313, 780087, 800349, 1188397, 1405173, 1820203, 1867481, 2934613, 3565191, 5460609, 5602443, 8803839, 13072367, 20542291, 39217101, 61626873, 143796037, 431388111]

約数ペア:

[(1, 431388111), (3, 143796037), (7, 61626873), (11, 39217101), (21, 20542291), (33, 13072367), (49, 8803839), (77, 5602443), (79, 5460609), (121, 3565191), (147, 2934613), (231, 1867481), (237, 1820203), (307, 1405173), (363, 1188397), (539, 800349), (553, 780087), (847, 509313), (869, 496419), (921, 468391), (1617, 266783), (1659, 260029), (2149, 200739), (2541, 169771), (2607, 165473), (3377, 127743), (3871, 111441), (5929, 72759), (6083, 70917), (6447, 66913), (9559, 45129), (10131, 42581), (11613, 37147), (15043, 28677), (17787, 24253), (18249, 23639)]