221036394

素因数分解:

$2^1\times 3^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{53}}^1\times {\mathrm{643}}^1$

素因数の和:771

約数の個数: 64

約数和(自身を含む): 480743424

約数和(自身を除く): 259707030

約数列:

[1, 2, 3, 6, 23, 46, 47, 53, 69, 94, 106, 138, 141, 159, 282, 318, 643, 1081, 1219, 1286, 1929, 2162, 2438, 2491, 3243, 3657, 3858, 4982, 6486, 7314, 7473, 14789, 14946, 29578, 30221, 34079, 44367, 57293, 60442, 68158, 88734, 90663, 102237, 114586, 171879, 181326, 204474, 343758, 695083, 783817, 1390166, 1567634, 1601713, 2085249, 2351451, 3203426, 4170498, 4702902, 4805139, 9610278, 36839399, 73678798, 110518197, 221036394]

約数ペア:

[(1, 221036394), (2, 110518197), (3, 73678798), (6, 36839399), (23, 9610278), (46, 4805139), (47, 4702902), (53, 4170498), (69, 3203426), (94, 2351451), (106, 2085249), (138, 1601713), (141, 1567634), (159, 1390166), (282, 783817), (318, 695083), (643, 343758), (1081, 204474), (1219, 181326), (1286, 171879), (1929, 114586), (2162, 102237), (2438, 90663), (2491, 88734), (3243, 68158), (3657, 60442), (3858, 57293), (4982, 44367), (6486, 34079), (7314, 30221), (7473, 29578), (14789, 14946)]