130976468

素因数分解:

$2^2\times 7^1\times {\mathrm{41}}^1\times {\mathrm{271}}^1\times {\mathrm{421}}^1$

素因数の和:744

約数の個数: 48

約数和(自身を含む): 269971968

約数和(自身を除く): 138995500

約数列:

[1, 2, 4, 7, 14, 28, 41, 82, 164, 271, 287, 421, 542, 574, 842, 1084, 1148, 1684, 1897, 2947, 3794, 5894, 7588, 11111, 11788, 17261, 22222, 34522, 44444, 69044, 77777, 114091, 120827, 155554, 228182, 241654, 311108, 456364, 483308, 798637, 1597274, 3194548, 4677731, 9355462, 18710924, 32744117, 65488234, 130976468]

約数ペア:

[(1, 130976468), (2, 65488234), (4, 32744117), (7, 18710924), (14, 9355462), (28, 4677731), (41, 3194548), (82, 1597274), (164, 798637), (271, 483308), (287, 456364), (421, 311108), (542, 241654), (574, 228182), (842, 155554), (1084, 120827), (1148, 114091), (1684, 77777), (1897, 69044), (2947, 44444), (3794, 34522), (5894, 22222), (7588, 17261), (11111, 11788)]