31515756

素因数分解:

$2^2\times 3^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{173}}^1$

素因数の和:263

約数の個数: 96

約数和(自身を含む): 84188160

約数和(自身を除く): 52672404

約数列:

[1, 2, 3, 4, 6, 12, 17, 19, 34, 38, 47, 51, 57, 68, 76, 94, 102, 114, 141, 173, 188, 204, 228, 282, 323, 346, 519, 564, 646, 692, 799, 893, 969, 1038, 1292, 1598, 1786, 1938, 2076, 2397, 2679, 2941, 3196, 3287, 3572, 3876, 4794, 5358, 5882, 6574, 8131, 8823, 9588, 9861, 10716, 11764, 13148, 15181, 16262, 17646, 19722, 24393, 30362, 32524, 35292, 39444, 45543, 48786, 55879, 60724, 91086, 97572, 111758, 138227, 154489, 167637, 182172, 223516, 276454, 308978, 335274, 414681, 463467, 552908, 617956, 670548, 829362, 926934, 1658724, 1853868, 2626313, 5252626, 7878939, 10505252, 15757878, 31515756]

約数ペア:

[(1, 31515756), (2, 15757878), (3, 10505252), (4, 7878939), (6, 5252626), (12, 2626313), (17, 1853868), (19, 1658724), (34, 926934), (38, 829362), (47, 670548), (51, 617956), (57, 552908), (68, 463467), (76, 414681), (94, 335274), (102, 308978), (114, 276454), (141, 223516), (173, 182172), (188, 167637), (204, 154489), (228, 138227), (282, 111758), (323, 97572), (346, 91086), (519, 60724), (564, 55879), (646, 48786), (692, 45543), (799, 39444), (893, 35292), (969, 32524), (1038, 30362), (1292, 24393), (1598, 19722), (1786, 17646), (1938, 16262), (2076, 15181), (2397, 13148), (2679, 11764), (2941, 10716), (3196, 9861), (3287, 9588), (3572, 8823), (3876, 8131), (4794, 6574), (5358, 5882)]