138709004

素因数分解:

$2^2\times 7^2\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{617}}^1$

素因数の和:703

約数の個数: 72

約数和(自身を含む): 299843712

約数和(自身を除く): 161134708

約数列:

[1, 2, 4, 7, 14, 28, 31, 37, 49, 62, 74, 98, 124, 148, 196, 217, 259, 434, 518, 617, 868, 1036, 1147, 1234, 1519, 1813, 2294, 2468, 3038, 3626, 4319, 4588, 6076, 7252, 8029, 8638, 16058, 17276, 19127, 22829, 30233, 32116, 38254, 45658, 56203, 60466, 76508, 91316, 112406, 120932, 133889, 159803, 224812, 267778, 319606, 535556, 639212, 707699, 937223, 1118621, 1415398, 1874446, 2237242, 2830796, 3748892, 4474484, 4953893, 9907786, 19815572, 34677251, 69354502, 138709004]

約数ペア:

[(1, 138709004), (2, 69354502), (4, 34677251), (7, 19815572), (14, 9907786), (28, 4953893), (31, 4474484), (37, 3748892), (49, 2830796), (62, 2237242), (74, 1874446), (98, 1415398), (124, 1118621), (148, 937223), (196, 707699), (217, 639212), (259, 535556), (434, 319606), (518, 267778), (617, 224812), (868, 159803), (1036, 133889), (1147, 120932), (1234, 112406), (1519, 91316), (1813, 76508), (2294, 60466), (2468, 56203), (3038, 45658), (3626, 38254), (4319, 32116), (4588, 30233), (6076, 22829), (7252, 19127), (8029, 17276), (8638, 16058)]