216995896

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{311}}^1\times {\mathrm{6709}}^1$

素因数の和:7039

約数の個数: 32

約数和(自身を含む): 439639200

約数和(自身を除く): 222643304

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 311, 622, 1244, 2488, 4043, 6709, 8086, 13418, 16172, 26836, 32344, 53672, 87217, 174434, 348868, 697736, 2086499, 4172998, 8345996, 16691992, 27124487, 54248974, 108497948, 216995896]

約数ペア:

[(1, 216995896), (2, 108497948), (4, 54248974), (8, 27124487), (13, 16691992), (26, 8345996), (52, 4172998), (104, 2086499), (311, 697736), (622, 348868), (1244, 174434), (2488, 87217), (4043, 53672), (6709, 32344), (8086, 26836), (13418, 16172)]