28120392

素因数分解:

$2^3\times 3^3\times {\mathrm{211}}^1\times {\mathrm{617}}^1$

素因数の和:843

約数の個数: 64

約数和(自身を含む): 78609600

約数和(自身を除く): 50489208

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 54, 72, 108, 211, 216, 422, 617, 633, 844, 1234, 1266, 1688, 1851, 1899, 2468, 2532, 3702, 3798, 4936, 5064, 5553, 5697, 7404, 7596, 11106, 11394, 14808, 15192, 16659, 22212, 22788, 33318, 44424, 45576, 66636, 130187, 133272, 260374, 390561, 520748, 781122, 1041496, 1171683, 1562244, 2343366, 3124488, 3515049, 4686732, 7030098, 9373464, 14060196, 28120392]

約数ペア:

[(1, 28120392), (2, 14060196), (3, 9373464), (4, 7030098), (6, 4686732), (8, 3515049), (9, 3124488), (12, 2343366), (18, 1562244), (24, 1171683), (27, 1041496), (36, 781122), (54, 520748), (72, 390561), (108, 260374), (211, 133272), (216, 130187), (422, 66636), (617, 45576), (633, 44424), (844, 33318), (1234, 22788), (1266, 22212), (1688, 16659), (1851, 15192), (1899, 14808), (2468, 11394), (2532, 11106), (3702, 7596), (3798, 7404), (4936, 5697), (5064, 5553)]