138881288

素因数分解:

$2^3\times 7^2\times {\mathrm{13}}^1\times {\mathrm{27253}}^1$

素因数の和:27286

約数の個数: 48

約数和(自身を含む): 326230380

約数和(自身を除く): 187349092

約数列:

[1, 2, 4, 7, 8, 13, 14, 26, 28, 49, 52, 56, 91, 98, 104, 182, 196, 364, 392, 637, 728, 1274, 2548, 5096, 27253, 54506, 109012, 190771, 218024, 354289, 381542, 708578, 763084, 1335397, 1417156, 1526168, 2480023, 2670794, 2834312, 4960046, 5341588, 9920092, 10683176, 17360161, 19840184, 34720322, 69440644, 138881288]

約数ペア:

[(1, 138881288), (2, 69440644), (4, 34720322), (7, 19840184), (8, 17360161), (13, 10683176), (14, 9920092), (26, 5341588), (28, 4960046), (49, 2834312), (52, 2670794), (56, 2480023), (91, 1526168), (98, 1417156), (104, 1335397), (182, 763084), (196, 708578), (364, 381542), (392, 354289), (637, 218024), (728, 190771), (1274, 109012), (2548, 54506), (5096, 27253)]