219448509

素因数分解:

$3^1\times 7^2\times {\mathrm{1151}}^1\times {\mathrm{1297}}^1$

素因数の和:2465

約数の個数: 24

約数和(自身を含む): 340927488

約数和(自身を除く): 121478979

約数列:

[1, 3, 7, 21, 49, 147, 1151, 1297, 3453, 3891, 8057, 9079, 24171, 27237, 56399, 63553, 169197, 190659, 1492847, 4478541, 10449929, 31349787, 73149503, 219448509]

約数ペア:

[(1, 219448509), (3, 73149503), (7, 31349787), (21, 10449929), (49, 4478541), (147, 1492847), (1151, 190659), (1297, 169197), (3453, 63553), (3891, 56399), (8057, 27237), (9079, 24171)]