217891935

素因数分解:

$3^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{166967}}^1$

素因数の和:167007

約数の個数: 24

約数和(自身を含む): 390705120

約数和(自身を除く): 172813185

約数列:

[1, 3, 5, 9, 15, 29, 45, 87, 145, 261, 435, 1305, 166967, 500901, 834835, 1502703, 2504505, 4842043, 7513515, 14526129, 24210215, 43578387, 72630645, 217891935]

約数ペア:

[(1, 217891935), (3, 72630645), (5, 43578387), (9, 24210215), (15, 14526129), (29, 7513515), (45, 4842043), (87, 2504505), (145, 1502703), (261, 834835), (435, 500901), (1305, 166967)]