187489323

素因数分解:

$3^7\times 7^1\times {\mathrm{37}}^1\times {\mathrm{331}}^1$

素因数の和:396

約数の個数: 64

約数和(自身を含む): 331043840

約数和(自身を除く): 143554517

約数列:

[1, 3, 7, 9, 21, 27, 37, 63, 81, 111, 189, 243, 259, 331, 333, 567, 729, 777, 993, 999, 1701, 2187, 2317, 2331, 2979, 2997, 5103, 6951, 6993, 8937, 8991, 12247, 15309, 20853, 20979, 26811, 26973, 36741, 62559, 62937, 80433, 80919, 85729, 110223, 187677, 188811, 241299, 257187, 330669, 563031, 566433, 723897, 771561, 992007, 1689093, 2314683, 2976021, 5067279, 6944049, 8928063, 20832147, 26784189, 62496441, 187489323]

約数ペア:

[(1, 187489323), (3, 62496441), (7, 26784189), (9, 20832147), (21, 8928063), (27, 6944049), (37, 5067279), (63, 2976021), (81, 2314683), (111, 1689093), (189, 992007), (243, 771561), (259, 723897), (331, 566433), (333, 563031), (567, 330669), (729, 257187), (777, 241299), (993, 188811), (999, 187677), (1701, 110223), (2187, 85729), (2317, 80919), (2331, 80433), (2979, 62937), (2997, 62559), (5103, 36741), (6951, 26973), (6993, 26811), (8937, 20979), (8991, 20853), (12247, 15309)]