20161502127

素因数分解:

$3^3\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{157}}^1\times {\mathrm{15907}}^1$

素因数の和:16109

約数の個数: 64

約数和(自身を含む): 33780956160

約数和(自身を除く): 13619454033

約数列:

[1, 3, 9, 13, 23, 27, 39, 69, 117, 157, 207, 299, 351, 471, 621, 897, 1413, 2041, 2691, 3611, 4239, 6123, 8073, 10833, 15907, 18369, 32499, 46943, 47721, 55107, 97497, 140829, 143163, 206791, 365861, 422487, 429489, 620373, 1097583, 1267461, 1861119, 2497399, 3292749, 4756193, 5583357, 7492197, 9878247, 14268579, 22476591, 32466187, 42805737, 57440177, 67429773, 97398561, 128417211, 172320531, 292195683, 516961593, 746722301, 876587049, 1550884779, 2240166903, 6720500709, 20161502127]

約数ペア:

[(1, 20161502127), (3, 6720500709), (9, 2240166903), (13, 1550884779), (23, 876587049), (27, 746722301), (39, 516961593), (69, 292195683), (117, 172320531), (157, 128417211), (207, 97398561), (299, 67429773), (351, 57440177), (471, 42805737), (621, 32466187), (897, 22476591), (1413, 14268579), (2041, 9878247), (2691, 7492197), (3611, 5583357), (4239, 4756193), (6123, 3292749), (8073, 2497399), (10833, 1861119), (15907, 1267461), (18369, 1097583), (32499, 620373), (46943, 429489), (47721, 422487), (55107, 365861), (97497, 206791), (140829, 143163)]