2788698976

素因数分解:

$2^5\times 7^2\times {\mathrm{113}}^1\times {\mathrm{15739}}^1$

素因数の和:15876

約数の個数: 72

約数和(自身を含む): 6443546760

約数和(自身を除く): 3654847784

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 49, 56, 98, 112, 113, 196, 224, 226, 392, 452, 784, 791, 904, 1568, 1582, 1808, 3164, 3616, 5537, 6328, 11074, 12656, 15739, 22148, 25312, 31478, 44296, 62956, 88592, 110173, 125912, 177184, 220346, 251824, 440692, 503648, 771211, 881384, 1542422, 1762768, 1778507, 3084844, 3525536, 3557014, 6169688, 7114028, 12339376, 12449549, 14228056, 24678752, 24899098, 28456112, 49798196, 56912224, 87146843, 99596392, 174293686, 199192784, 348587372, 398385568, 697174744, 1394349488, 2788698976]

約数ペア:

[(1, 2788698976), (2, 1394349488), (4, 697174744), (7, 398385568), (8, 348587372), (14, 199192784), (16, 174293686), (28, 99596392), (32, 87146843), (49, 56912224), (56, 49798196), (98, 28456112), (112, 24899098), (113, 24678752), (196, 14228056), (224, 12449549), (226, 12339376), (392, 7114028), (452, 6169688), (784, 3557014), (791, 3525536), (904, 3084844), (1568, 1778507), (1582, 1762768), (1808, 1542422), (3164, 881384), (3616, 771211), (5537, 503648), (6328, 440692), (11074, 251824), (12656, 220346), (15739, 177184), (22148, 125912), (25312, 110173), (31478, 88592), (44296, 62956)]