28443528

素因数分解:

$2^3\times 3^3\times {\mathrm{37}}^1\times {\mathrm{3559}}^1$

素因数の和:3611

約数の個数: 64

約数和(自身を含む): 81168000

約数和(自身を除く): 52724472

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 37, 54, 72, 74, 108, 111, 148, 216, 222, 296, 333, 444, 666, 888, 999, 1332, 1998, 2664, 3559, 3996, 7118, 7992, 10677, 14236, 21354, 28472, 32031, 42708, 64062, 85416, 96093, 128124, 131683, 192186, 256248, 263366, 384372, 395049, 526732, 768744, 790098, 1053464, 1185147, 1580196, 2370294, 3160392, 3555441, 4740588, 7110882, 9481176, 14221764, 28443528]

約数ペア:

[(1, 28443528), (2, 14221764), (3, 9481176), (4, 7110882), (6, 4740588), (8, 3555441), (9, 3160392), (12, 2370294), (18, 1580196), (24, 1185147), (27, 1053464), (36, 790098), (37, 768744), (54, 526732), (72, 395049), (74, 384372), (108, 263366), (111, 256248), (148, 192186), (216, 131683), (222, 128124), (296, 96093), (333, 85416), (444, 64062), (666, 42708), (888, 32031), (999, 28472), (1332, 21354), (1998, 14236), (2664, 10677), (3559, 7992), (3996, 7118)]