320464977

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{16937}}^1$

素因数の和:17017

約数の個数: 32

約数和(自身を含む): 526839552

約数和(自身を除く): 206374575

約数列:

[1, 3, 7, 17, 21, 51, 53, 119, 159, 357, 371, 901, 1113, 2703, 6307, 16937, 18921, 50811, 118559, 287929, 355677, 863787, 897661, 2015503, 2692983, 6046509, 6283627, 15260237, 18850881, 45780711, 106821659, 320464977]

約数ペア:

[(1, 320464977), (3, 106821659), (7, 45780711), (17, 18850881), (21, 15260237), (51, 6283627), (53, 6046509), (119, 2692983), (159, 2015503), (357, 897661), (371, 863787), (901, 355677), (1113, 287929), (2703, 118559), (6307, 50811), (16937, 18921)]