66889784

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{17383}}^1$

素因数の和:17439

約数の個数: 32

約数和(自身を含む): 138724320

約数和(自身を除く): 71834536

約数列:

[1, 2, 4, 8, 13, 26, 37, 52, 74, 104, 148, 296, 481, 962, 1924, 3848, 17383, 34766, 69532, 139064, 225979, 451958, 643171, 903916, 1286342, 1807832, 2572684, 5145368, 8361223, 16722446, 33444892, 66889784]

約数ペア:

[(1, 66889784), (2, 33444892), (4, 16722446), (8, 8361223), (13, 5145368), (26, 2572684), (37, 1807832), (52, 1286342), (74, 903916), (104, 643171), (148, 451958), (296, 225979), (481, 139064), (962, 69532), (1924, 34766), (3848, 17383)]