30897251

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{53}}^1\times {\mathrm{67}}^1\times {\mathrm{113}}^1$

素因数の和:251

約数の個数: 32

約数和(自身を含む): 40186368

約数和(自身を除く): 9289117

約数列:

[1, 7, 11, 53, 67, 77, 113, 371, 469, 583, 737, 791, 1243, 3551, 4081, 5159, 5989, 7571, 8701, 24857, 39061, 41923, 52997, 65879, 83281, 273427, 401263, 461153, 582967, 2808841, 4413893, 30897251]

約数ペア:

[(1, 30897251), (7, 4413893), (11, 2808841), (53, 582967), (67, 461153), (77, 401263), (113, 273427), (371, 83281), (469, 65879), (583, 52997), (737, 41923), (791, 39061), (1243, 24857), (3551, 8701), (4081, 7571), (5159, 5989)]