987156716

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^2\times {\mathrm{227}}^1\times {\mathrm{919}}^1$

素因数の和:1183

約数の個数: 72

約数和(自身を含む): 2149620480

約数和(自身を除く): 1162463764

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 52, 91, 169, 182, 227, 338, 364, 454, 676, 908, 919, 1183, 1589, 1838, 2366, 2951, 3178, 3676, 4732, 5902, 6356, 6433, 11804, 11947, 12866, 20657, 23894, 25732, 38363, 41314, 47788, 76726, 82628, 83629, 153452, 155311, 167258, 208613, 268541, 310622, 334516, 417226, 537082, 621244, 834452, 1074164, 1087177, 1460291, 2174354, 2711969, 2920582, 4348708, 5423938, 5841164, 10847876, 18983783, 35255597, 37967566, 70511194, 75935132, 141022388, 246789179, 493578358, 987156716]

約数ペア:

[(1, 987156716), (2, 493578358), (4, 246789179), (7, 141022388), (13, 75935132), (14, 70511194), (26, 37967566), (28, 35255597), (52, 18983783), (91, 10847876), (169, 5841164), (182, 5423938), (227, 4348708), (338, 2920582), (364, 2711969), (454, 2174354), (676, 1460291), (908, 1087177), (919, 1074164), (1183, 834452), (1589, 621244), (1838, 537082), (2366, 417226), (2951, 334516), (3178, 310622), (3676, 268541), (4732, 208613), (5902, 167258), (6356, 155311), (6433, 153452), (11804, 83629), (11947, 82628), (12866, 76726), (20657, 47788), (23894, 41314), (25732, 38363)]