388664342

素因数分解:

$2^1\times {\mathrm{11}}^2\times {\mathrm{19}}^1\times {\mathrm{137}}^1\times {\mathrm{617}}^1$

素因数の和:797

約数の個数: 48

約数和(自身を含む): 680566320

約数和(自身を除く): 291901978

約数列:

[1, 2, 11, 19, 22, 38, 121, 137, 209, 242, 274, 418, 617, 1234, 1507, 2299, 2603, 3014, 4598, 5206, 6787, 11723, 13574, 16577, 23446, 28633, 33154, 57266, 74657, 84529, 128953, 149314, 169058, 257906, 314963, 629926, 929819, 1418483, 1606051, 1859638, 2836966, 3212102, 10228009, 17666561, 20456018, 35333122, 194332171, 388664342]

約数ペア:

[(1, 388664342), (2, 194332171), (11, 35333122), (19, 20456018), (22, 17666561), (38, 10228009), (121, 3212102), (137, 2836966), (209, 1859638), (242, 1606051), (274, 1418483), (418, 929819), (617, 629926), (1234, 314963), (1507, 257906), (2299, 169058), (2603, 149314), (3014, 128953), (4598, 84529), (5206, 74657), (6787, 57266), (11723, 33154), (13574, 28633), (16577, 23446)]