838383

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{83}}^1$

素因数の和:143

約数の個数: 32

約数和(自身を含む): 1430016

約数和(自身を除く): 591633

約数列:

[1, 3, 7, 13, 21, 37, 39, 83, 91, 111, 249, 259, 273, 481, 581, 777, 1079, 1443, 1743, 3071, 3237, 3367, 7553, 9213, 10101, 21497, 22659, 39923, 64491, 119769, 279461, 838383]

約数ペア:

[(1, 838383), (3, 279461), (7, 119769), (13, 64491), (21, 39923), (37, 22659), (39, 21497), (83, 10101), (91, 9213), (111, 7553), (249, 3367), (259, 3237), (273, 3071), (481, 1743), (581, 1443), (777, 1079)]