16813965

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{79}}^1\times {\mathrm{2027}}^1$

素因数の和:2121

約数の個数: 32

約数和(自身を含む): 31150080

約数和(自身を除く): 14336115

約数列:

[1, 3, 5, 7, 15, 21, 35, 79, 105, 237, 395, 553, 1185, 1659, 2027, 2765, 6081, 8295, 10135, 14189, 30405, 42567, 70945, 160133, 212835, 480399, 800665, 1120931, 2401995, 3362793, 5604655, 16813965]

約数ペア:

[(1, 16813965), (3, 5604655), (5, 3362793), (7, 2401995), (15, 1120931), (21, 800665), (35, 480399), (79, 212835), (105, 160133), (237, 70945), (395, 42567), (553, 30405), (1185, 14189), (1659, 10135), (2027, 8295), (2765, 6081)]