81673004

素因数分解:

$2^2\times 7^2\times {\mathrm{71}}^1\times {\mathrm{5869}}^1$

素因数の和:5958

約数の個数: 36

約数和(自身を含む): 168633360

約数和(自身を除く): 86960356

約数列:

[1, 2, 4, 7, 14, 28, 49, 71, 98, 142, 196, 284, 497, 994, 1988, 3479, 5869, 6958, 11738, 13916, 23476, 41083, 82166, 164332, 287581, 416699, 575162, 833398, 1150324, 1666796, 2916893, 5833786, 11667572, 20418251, 40836502, 81673004]

約数ペア:

[(1, 81673004), (2, 40836502), (4, 20418251), (7, 11667572), (14, 5833786), (28, 2916893), (49, 1666796), (71, 1150324), (98, 833398), (142, 575162), (196, 416699), (284, 287581), (497, 164332), (994, 82166), (1988, 41083), (3479, 23476), (5869, 13916), (6958, 11738)]