1981567278

素因数分解:

$2^1\times 3^2\times {\mathrm{101}}^1\times {\mathrm{733}}^1\times {\mathrm{1487}}^1$

素因数の和:2329

約数の個数: 48

約数和(自身を含む): 4344739776

約数和(自身を除く): 2363172498

約数列:

[1, 2, 3, 6, 9, 18, 101, 202, 303, 606, 733, 909, 1466, 1487, 1818, 2199, 2974, 4398, 4461, 6597, 8922, 13194, 13383, 26766, 74033, 148066, 150187, 222099, 300374, 444198, 450561, 666297, 901122, 1089971, 1332594, 1351683, 2179942, 2703366, 3269913, 6539826, 9809739, 19619478, 110087071, 220174142, 330261213, 660522426, 990783639, 1981567278]

約数ペア:

[(1, 1981567278), (2, 990783639), (3, 660522426), (6, 330261213), (9, 220174142), (18, 110087071), (101, 19619478), (202, 9809739), (303, 6539826), (606, 3269913), (733, 2703366), (909, 2179942), (1466, 1351683), (1487, 1332594), (1818, 1089971), (2199, 901122), (2974, 666297), (4398, 450561), (4461, 444198), (6597, 300374), (8922, 222099), (13194, 150187), (13383, 148066), (26766, 74033)]