31401336

素因数分解:

$2^3\times 3^1\times {\mathrm{61}}^1\times {\mathrm{89}}^1\times {\mathrm{241}}^1$

素因数の和:400

約数の個数: 64

約数和(自身を含む): 81021600

約数和(自身を除く): 49620264

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 61, 89, 122, 178, 183, 241, 244, 267, 356, 366, 482, 488, 534, 712, 723, 732, 964, 1068, 1446, 1464, 1928, 2136, 2892, 5429, 5784, 10858, 14701, 16287, 21449, 21716, 29402, 32574, 42898, 43432, 44103, 58804, 64347, 65148, 85796, 88206, 117608, 128694, 130296, 171592, 176412, 257388, 352824, 514776, 1308389, 2616778, 3925167, 5233556, 7850334, 10467112, 15700668, 31401336]

約数ペア:

[(1, 31401336), (2, 15700668), (3, 10467112), (4, 7850334), (6, 5233556), (8, 3925167), (12, 2616778), (24, 1308389), (61, 514776), (89, 352824), (122, 257388), (178, 176412), (183, 171592), (241, 130296), (244, 128694), (267, 117608), (356, 88206), (366, 85796), (482, 65148), (488, 64347), (534, 58804), (712, 44103), (723, 43432), (732, 42898), (964, 32574), (1068, 29402), (1446, 21716), (1464, 21449), (1928, 16287), (2136, 14701), (2892, 10858), (5429, 5784)]