742928641

素因数分解:

$7^2\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{131}}^1\times {\mathrm{307}}^1$

素因数の和:494

約数の個数: 48

約数和(自身を含む): 973304640

約数和(自身を除く): 230375999

約数列:

[1, 7, 13, 29, 49, 91, 131, 203, 307, 377, 637, 917, 1421, 1703, 2149, 2639, 3799, 3991, 6419, 8903, 11921, 15043, 18473, 26593, 27937, 40217, 49387, 62321, 83447, 115739, 186151, 195559, 281519, 345709, 436247, 522821, 810173, 1166293, 1970633, 2419963, 3659747, 5671211, 8164051, 15161809, 25618229, 57148357, 106132663, 742928641]

約数ペア:

[(1, 742928641), (7, 106132663), (13, 57148357), (29, 25618229), (49, 15161809), (91, 8164051), (131, 5671211), (203, 3659747), (307, 2419963), (377, 1970633), (637, 1166293), (917, 810173), (1421, 522821), (1703, 436247), (2149, 345709), (2639, 281519), (3799, 195559), (3991, 186151), (6419, 115739), (8903, 83447), (11921, 62321), (15043, 49387), (18473, 40217), (26593, 27937)]