218739738

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{197}}^1\times {\mathrm{26437}}^1$

素因数の和:26646

約数の個数: 32

約数和(自身を含む): 502533504

約数和(自身を除く): 283793766

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 197, 394, 591, 1182, 1379, 2758, 4137, 8274, 26437, 52874, 79311, 158622, 185059, 370118, 555177, 1110354, 5208089, 10416178, 15624267, 31248534, 36456623, 72913246, 109369869, 218739738]

約数ペア:

[(1, 218739738), (2, 109369869), (3, 72913246), (6, 36456623), (7, 31248534), (14, 15624267), (21, 10416178), (42, 5208089), (197, 1110354), (394, 555177), (591, 370118), (1182, 185059), (1379, 158622), (2758, 79311), (4137, 52874), (8274, 26437)]