39789666

素因数分解:

$2^1\times 3^2\times 7^2\times {\mathrm{197}}^1\times {\mathrm{229}}^1$

素因数の和:448

約数の個数: 72

約数和(自身を含む): 101235420

約数和(自身を除く): 61445754

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 49, 63, 98, 126, 147, 197, 229, 294, 394, 441, 458, 591, 687, 882, 1182, 1374, 1379, 1603, 1773, 2061, 2758, 3206, 3546, 4122, 4137, 4809, 8274, 9618, 9653, 11221, 12411, 14427, 19306, 22442, 24822, 28854, 28959, 33663, 45113, 57918, 67326, 86877, 90226, 100989, 135339, 173754, 201978, 270678, 315791, 406017, 631582, 812034, 947373, 1894746, 2210537, 2842119, 4421074, 5684238, 6631611, 13263222, 19894833, 39789666]

約数ペア:

[(1, 39789666), (2, 19894833), (3, 13263222), (6, 6631611), (7, 5684238), (9, 4421074), (14, 2842119), (18, 2210537), (21, 1894746), (42, 947373), (49, 812034), (63, 631582), (98, 406017), (126, 315791), (147, 270678), (197, 201978), (229, 173754), (294, 135339), (394, 100989), (441, 90226), (458, 86877), (591, 67326), (687, 57918), (882, 45113), (1182, 33663), (1374, 28959), (1379, 28854), (1603, 24822), (1773, 22442), (2061, 19306), (2758, 14427), (3206, 12411), (3546, 11221), (4122, 9653), (4137, 9618), (4809, 8274)]