138825813

素因数分解:

$3^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{61}}^1\times {\mathrm{101}}^1$

素因数の和:238

約数の個数: 64

約数和(自身を含む): 230699520

約数和(自身を除く): 91873707

約数列:

[1, 3, 7, 21, 29, 37, 61, 87, 101, 111, 183, 203, 259, 303, 427, 609, 707, 777, 1073, 1281, 1769, 2121, 2257, 2929, 3219, 3737, 5307, 6161, 6771, 7511, 8787, 11211, 12383, 15799, 18483, 20503, 22533, 26159, 37149, 43127, 47397, 61509, 65453, 78477, 108373, 129381, 178669, 196359, 227957, 325119, 458171, 536007, 683871, 758611, 1250683, 1374513, 1595699, 2275833, 3752049, 4787097, 6610753, 19832259, 46275271, 138825813]

約数ペア:

[(1, 138825813), (3, 46275271), (7, 19832259), (21, 6610753), (29, 4787097), (37, 3752049), (61, 2275833), (87, 1595699), (101, 1374513), (111, 1250683), (183, 758611), (203, 683871), (259, 536007), (303, 458171), (427, 325119), (609, 227957), (707, 196359), (777, 178669), (1073, 129381), (1281, 108373), (1769, 78477), (2121, 65453), (2257, 61509), (2929, 47397), (3219, 43127), (3737, 37149), (5307, 26159), (6161, 22533), (6771, 20503), (7511, 18483), (8787, 15799), (11211, 12383)]