222270993

素因数分解:

$3^3\times 7^1\times {\mathrm{29}}^1\times {\mathrm{107}}^1\times {\mathrm{379}}^1$

素因数の和:531

約数の個数: 64

約数和(自身を含む): 393984000

約数和(自身を除く): 171713007

約数列:

[1, 3, 7, 9, 21, 27, 29, 63, 87, 107, 189, 203, 261, 321, 379, 609, 749, 783, 963, 1137, 1827, 2247, 2653, 2889, 3103, 3411, 5481, 6741, 7959, 9309, 10233, 10991, 20223, 21721, 23877, 27927, 32973, 40553, 65163, 71631, 76937, 83781, 98919, 121659, 195489, 230811, 283871, 296757, 364977, 586467, 692433, 851613, 1094931, 1176037, 2077299, 2554839, 3528111, 7664517, 8232259, 10584333, 24696777, 31752999, 74090331, 222270993]

約数ペア:

[(1, 222270993), (3, 74090331), (7, 31752999), (9, 24696777), (21, 10584333), (27, 8232259), (29, 7664517), (63, 3528111), (87, 2554839), (107, 2077299), (189, 1176037), (203, 1094931), (261, 851613), (321, 692433), (379, 586467), (609, 364977), (749, 296757), (783, 283871), (963, 230811), (1137, 195489), (1827, 121659), (2247, 98919), (2653, 83781), (2889, 76937), (3103, 71631), (3411, 65163), (5481, 40553), (6741, 32973), (7959, 27927), (9309, 23877), (10233, 21721), (10991, 20223)]