28884744

素因数分解:

$2^3\times 3^2\times 7^1\times {\mathrm{223}}^1\times {\mathrm{257}}^1$

素因数の和:499

約数の個数: 96

約数和(自身を含む): 90155520

約数和(自身を除く): 61270776

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 18, 21, 24, 28, 36, 42, 56, 63, 72, 84, 126, 168, 223, 252, 257, 446, 504, 514, 669, 771, 892, 1028, 1338, 1542, 1561, 1784, 1799, 2007, 2056, 2313, 2676, 3084, 3122, 3598, 4014, 4626, 4683, 5352, 5397, 6168, 6244, 7196, 8028, 9252, 9366, 10794, 12488, 14049, 14392, 16056, 16191, 18504, 18732, 21588, 28098, 32382, 37464, 43176, 56196, 57311, 64764, 112392, 114622, 129528, 171933, 229244, 343866, 401177, 458488, 515799, 687732, 802354, 1031598, 1203531, 1375464, 1604708, 2063196, 2407062, 3209416, 3610593, 4126392, 4814124, 7221186, 9628248, 14442372, 28884744]

約数ペア:

[(1, 28884744), (2, 14442372), (3, 9628248), (4, 7221186), (6, 4814124), (7, 4126392), (8, 3610593), (9, 3209416), (12, 2407062), (14, 2063196), (18, 1604708), (21, 1375464), (24, 1203531), (28, 1031598), (36, 802354), (42, 687732), (56, 515799), (63, 458488), (72, 401177), (84, 343866), (126, 229244), (168, 171933), (223, 129528), (252, 114622), (257, 112392), (446, 64764), (504, 57311), (514, 56196), (669, 43176), (771, 37464), (892, 32382), (1028, 28098), (1338, 21588), (1542, 18732), (1561, 18504), (1784, 16191), (1799, 16056), (2007, 14392), (2056, 14049), (2313, 12488), (2676, 10794), (3084, 9366), (3122, 9252), (3598, 8028), (4014, 7196), (4626, 6244), (4683, 6168), (5352, 5397)]