1277882487

素因数分解:

$3^4\times 7^1\times {\mathrm{19}}^1\times {\mathrm{118619}}^1$

素因数の和:118657

約数の個数: 40

約数和(自身を含む): 2296483200

約数和(自身を除く): 1018600713

約数列:

[1, 3, 7, 9, 19, 21, 27, 57, 63, 81, 133, 171, 189, 399, 513, 567, 1197, 1539, 3591, 10773, 118619, 355857, 830333, 1067571, 2253761, 2490999, 3202713, 6761283, 7472997, 9608139, 15776327, 20283849, 22418991, 47328981, 60851547, 67256973, 141986943, 182554641, 425960829, 1277882487]

約数ペア:

[(1, 1277882487), (3, 425960829), (7, 182554641), (9, 141986943), (19, 67256973), (21, 60851547), (27, 47328981), (57, 22418991), (63, 20283849), (81, 15776327), (133, 9608139), (171, 7472997), (189, 6761283), (399, 3202713), (513, 2490999), (567, 2253761), (1197, 1067571), (1539, 830333), (3591, 355857), (10773, 118619)]