81785628

素因数分解:

$2^2\times 3^2\times {\mathrm{61}}^1\times {\mathrm{37243}}^1$

素因数の和:37314

約数の個数: 36

約数和(自身を含む): 210130648

約数和(自身を除く): 128345020

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 61, 122, 183, 244, 366, 549, 732, 1098, 2196, 37243, 74486, 111729, 148972, 223458, 335187, 446916, 670374, 1340748, 2271823, 4543646, 6815469, 9087292, 13630938, 20446407, 27261876, 40892814, 81785628]

約数ペア:

[(1, 81785628), (2, 40892814), (3, 27261876), (4, 20446407), (6, 13630938), (9, 9087292), (12, 6815469), (18, 4543646), (36, 2271823), (61, 1340748), (122, 670374), (183, 446916), (244, 335187), (366, 223458), (549, 148972), (732, 111729), (1098, 74486), (2196, 37243)]