290419324

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{83}}^1\times {\mathrm{67289}}^1$

素因数の和:67389

約数の個数: 24

約数和(自身を含む): 553931280

約数和(自身を除く): 263511956

約数列:

[1, 2, 4, 13, 26, 52, 83, 166, 332, 1079, 2158, 4316, 67289, 134578, 269156, 874757, 1749514, 3499028, 5584987, 11169974, 22339948, 72604831, 145209662, 290419324]

約数ペア:

[(1, 290419324), (2, 145209662), (4, 72604831), (13, 22339948), (26, 11169974), (52, 5584987), (83, 3499028), (166, 1749514), (332, 874757), (1079, 269156), (2158, 134578), (4316, 67289)]