72858212

素因数分解:

$2^2\times 7^1\times {\mathrm{67}}^1\times {\mathrm{71}}^1\times {\mathrm{547}}^1$

素因数の和:696

約数の個数: 48

約数和(自身を含む): 150248448

約数和(自身を除く): 77390236

約数列:

[1, 2, 4, 7, 14, 28, 67, 71, 134, 142, 268, 284, 469, 497, 547, 938, 994, 1094, 1876, 1988, 2188, 3829, 4757, 7658, 9514, 15316, 19028, 33299, 36649, 38837, 66598, 73298, 77674, 133196, 146596, 155348, 256543, 271859, 513086, 543718, 1026172, 1087436, 2602079, 5204158, 10408316, 18214553, 36429106, 72858212]

約数ペア:

[(1, 72858212), (2, 36429106), (4, 18214553), (7, 10408316), (14, 5204158), (28, 2602079), (67, 1087436), (71, 1026172), (134, 543718), (142, 513086), (268, 271859), (284, 256543), (469, 155348), (497, 146596), (547, 133196), (938, 77674), (994, 73298), (1094, 66598), (1876, 38837), (1988, 36649), (2188, 33299), (3829, 19028), (4757, 15316), (7658, 9514)]