3909990

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{433}}^1$

素因数の和:493

約数の個数: 64

約数和(自身を含む): 10999296

約数和(自身を除く): 7089306

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 43, 70, 86, 105, 129, 210, 215, 258, 301, 430, 433, 602, 645, 866, 903, 1290, 1299, 1505, 1806, 2165, 2598, 3010, 3031, 4330, 4515, 6062, 6495, 9030, 9093, 12990, 15155, 18186, 18619, 30310, 37238, 45465, 55857, 90930, 93095, 111714, 130333, 186190, 260666, 279285, 390999, 558570, 651665, 781998, 1303330, 1954995, 3909990]

約数ペア:

[(1, 3909990), (2, 1954995), (3, 1303330), (5, 781998), (6, 651665), (7, 558570), (10, 390999), (14, 279285), (15, 260666), (21, 186190), (30, 130333), (35, 111714), (42, 93095), (43, 90930), (70, 55857), (86, 45465), (105, 37238), (129, 30310), (210, 18619), (215, 18186), (258, 15155), (301, 12990), (430, 9093), (433, 9030), (602, 6495), (645, 6062), (866, 4515), (903, 4330), (1290, 3031), (1299, 3010), (1505, 2598), (1806, 2165)]