199695748

素因数分解:

$2^2\times 7^1\times {\mathrm{41}}^1\times {\mathrm{197}}^1\times {\mathrm{883}}^1$

素因数の和:1132

約数の個数: 48

約数和(自身を含む): 411675264

約数和(自身を除く): 211979516

約数列:

[1, 2, 4, 7, 14, 28, 41, 82, 164, 197, 287, 394, 574, 788, 883, 1148, 1379, 1766, 2758, 3532, 5516, 6181, 8077, 12362, 16154, 24724, 32308, 36203, 56539, 72406, 113078, 144812, 173951, 226156, 253421, 347902, 506842, 695804, 1013684, 1217657, 2435314, 4870628, 7131991, 14263982, 28527964, 49923937, 99847874, 199695748]

約数ペア:

[(1, 199695748), (2, 99847874), (4, 49923937), (7, 28527964), (14, 14263982), (28, 7131991), (41, 4870628), (82, 2435314), (164, 1217657), (197, 1013684), (287, 695804), (394, 506842), (574, 347902), (788, 253421), (883, 226156), (1148, 173951), (1379, 144812), (1766, 113078), (2758, 72406), (3532, 56539), (5516, 36203), (6181, 32308), (8077, 24724), (12362, 16154)]