2781570673784

素因数分解:

$2^3\times 7^1\times {\mathrm{43}}^1\times {\mathrm{431}}^1\times {\mathrm{2680133}}^1$

素因数の和:2680620

約数の個数: 64

約数和(自身を含む): 6113278448640

約数和(自身を除く): 3331707774856

約数列:

[1, 2, 4, 7, 8, 14, 28, 43, 56, 86, 172, 301, 344, 431, 602, 862, 1204, 1724, 2408, 3017, 3448, 6034, 12068, 18533, 24136, 37066, 74132, 129731, 148264, 259462, 518924, 1037848, 2680133, 5360266, 10720532, 18760931, 21441064, 37521862, 75043724, 115245719, 150087448, 230491438, 460982876, 806720033, 921965752, 1155137323, 1613440066, 2310274646, 3226880132, 4620549292, 6453760264, 8085961261, 9241098584, 16171922522, 32343845044, 49670904889, 64687690088, 99341809778, 198683619556, 347696334223, 397367239112, 695392668446, 1390785336892, 2781570673784]

約数ペア:

[(1, 2781570673784), (2, 1390785336892), (4, 695392668446), (7, 397367239112), (8, 347696334223), (14, 198683619556), (28, 99341809778), (43, 64687690088), (56, 49670904889), (86, 32343845044), (172, 16171922522), (301, 9241098584), (344, 8085961261), (431, 6453760264), (602, 4620549292), (862, 3226880132), (1204, 2310274646), (1724, 1613440066), (2408, 1155137323), (3017, 921965752), (3448, 806720033), (6034, 460982876), (12068, 230491438), (18533, 150087448), (24136, 115245719), (37066, 75043724), (74132, 37521862), (129731, 21441064), (148264, 18760931), (259462, 10720532), (518924, 5360266), (1037848, 2680133)]