129931928

素因数分解:

$2^3\times 7^2\times {\mathrm{461}}^1\times {\mathrm{719}}^1$

素因数の和:1200

約数の個数: 48

約数和(自身を含む): 284407200

約数和(自身を除く): 154475272

約数列:

[1, 2, 4, 7, 8, 14, 28, 49, 56, 98, 196, 392, 461, 719, 922, 1438, 1844, 2876, 3227, 3688, 5033, 5752, 6454, 10066, 12908, 20132, 22589, 25816, 35231, 40264, 45178, 70462, 90356, 140924, 180712, 281848, 331459, 662918, 1325836, 2320213, 2651672, 4640426, 9280852, 16241491, 18561704, 32482982, 64965964, 129931928]

約数ペア:

[(1, 129931928), (2, 64965964), (4, 32482982), (7, 18561704), (8, 16241491), (14, 9280852), (28, 4640426), (49, 2651672), (56, 2320213), (98, 1325836), (196, 662918), (392, 331459), (461, 281848), (719, 180712), (922, 140924), (1438, 90356), (1844, 70462), (2876, 45178), (3227, 40264), (3688, 35231), (5033, 25816), (5752, 22589), (6454, 20132), (10066, 12908)]