31688238

素因数分解:

$2^1\times 3^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{83}}^1\times {\mathrm{197}}^1$

素因数の和:321

約数の個数: 64

約数和(自身を含む): 71850240

約数和(自身を除く): 40162002

約数列:

[1, 2, 3, 6, 17, 19, 34, 38, 51, 57, 83, 102, 114, 166, 197, 249, 323, 394, 498, 591, 646, 969, 1182, 1411, 1577, 1938, 2822, 3154, 3349, 3743, 4233, 4731, 6698, 7486, 8466, 9462, 10047, 11229, 16351, 20094, 22458, 26809, 32702, 49053, 53618, 63631, 80427, 98106, 127262, 160854, 190893, 277967, 310669, 381786, 555934, 621338, 833901, 932007, 1667802, 1864014, 5281373, 10562746, 15844119, 31688238]

約数ペア:

[(1, 31688238), (2, 15844119), (3, 10562746), (6, 5281373), (17, 1864014), (19, 1667802), (34, 932007), (38, 833901), (51, 621338), (57, 555934), (83, 381786), (102, 310669), (114, 277967), (166, 190893), (197, 160854), (249, 127262), (323, 98106), (394, 80427), (498, 63631), (591, 53618), (646, 49053), (969, 32702), (1182, 26809), (1411, 22458), (1577, 20094), (1938, 16351), (2822, 11229), (3154, 10047), (3349, 9462), (3743, 8466), (4233, 7486), (4731, 6698)]