211818528

素因数分解:

$2^5\times 3^2\times {\mathrm{53}}^1\times {\mathrm{13877}}^1$

素因数の和:13946

約数の個数: 72

約数和(自身を含む): 613768428

約数和(自身を除く): 401949900

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 53, 72, 96, 106, 144, 159, 212, 288, 318, 424, 477, 636, 848, 954, 1272, 1696, 1908, 2544, 3816, 5088, 7632, 13877, 15264, 27754, 41631, 55508, 83262, 111016, 124893, 166524, 222032, 249786, 333048, 444064, 499572, 666096, 735481, 999144, 1332192, 1470962, 1998288, 2206443, 2941924, 3996576, 4412886, 5883848, 6619329, 8825772, 11767696, 13238658, 17651544, 23535392, 26477316, 35303088, 52954632, 70606176, 105909264, 211818528]

約数ペア:

[(1, 211818528), (2, 105909264), (3, 70606176), (4, 52954632), (6, 35303088), (8, 26477316), (9, 23535392), (12, 17651544), (16, 13238658), (18, 11767696), (24, 8825772), (32, 6619329), (36, 5883848), (48, 4412886), (53, 3996576), (72, 2941924), (96, 2206443), (106, 1998288), (144, 1470962), (159, 1332192), (212, 999144), (288, 735481), (318, 666096), (424, 499572), (477, 444064), (636, 333048), (848, 249786), (954, 222032), (1272, 166524), (1696, 124893), (1908, 111016), (2544, 83262), (3816, 55508), (5088, 41631), (7632, 27754), (13877, 15264)]