203978418

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{67}}^1\times {\mathrm{173}}^1\times {\mathrm{419}}^1$

素因数の和:671

約数の個数: 64

約数和(自身を含む): 477066240

約数和(自身を除く): 273087822

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 67, 134, 173, 201, 346, 402, 419, 469, 519, 838, 938, 1038, 1211, 1257, 1407, 2422, 2514, 2814, 2933, 3633, 5866, 7266, 8799, 11591, 17598, 23182, 28073, 34773, 56146, 69546, 72487, 81137, 84219, 144974, 162274, 168438, 196511, 217461, 243411, 393022, 434922, 486822, 507409, 589533, 1014818, 1179066, 1522227, 3044454, 4856629, 9713258, 14569887, 29139774, 33996403, 67992806, 101989209, 203978418]

約数ペア:

[(1, 203978418), (2, 101989209), (3, 67992806), (6, 33996403), (7, 29139774), (14, 14569887), (21, 9713258), (42, 4856629), (67, 3044454), (134, 1522227), (173, 1179066), (201, 1014818), (346, 589533), (402, 507409), (419, 486822), (469, 434922), (519, 393022), (838, 243411), (938, 217461), (1038, 196511), (1211, 168438), (1257, 162274), (1407, 144974), (2422, 84219), (2514, 81137), (2814, 72487), (2933, 69546), (3633, 56146), (5866, 34773), (7266, 28073), (8799, 23182), (11591, 17598)]