4272723

素因数分解:

$3^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{47}}^1$

素因数の和:113

約数の個数: 64

約数和(自身を含む): 8171520

約数和(自身を除く): 3898797

約数列:

[1, 3, 7, 9, 13, 21, 27, 37, 39, 47, 63, 91, 111, 117, 141, 189, 259, 273, 329, 333, 351, 423, 481, 611, 777, 819, 987, 999, 1269, 1443, 1739, 1833, 2331, 2457, 2961, 3367, 4277, 4329, 5217, 5499, 6993, 8883, 10101, 12173, 12831, 12987, 15651, 16497, 22607, 30303, 36519, 38493, 46953, 67821, 90909, 109557, 115479, 158249, 203463, 328671, 474747, 610389, 1424241, 4272723]

約数ペア:

[(1, 4272723), (3, 1424241), (7, 610389), (9, 474747), (13, 328671), (21, 203463), (27, 158249), (37, 115479), (39, 109557), (47, 90909), (63, 67821), (91, 46953), (111, 38493), (117, 36519), (141, 30303), (189, 22607), (259, 16497), (273, 15651), (329, 12987), (333, 12831), (351, 12173), (423, 10101), (481, 8883), (611, 6993), (777, 5499), (819, 5217), (987, 4329), (999, 4277), (1269, 3367), (1443, 2961), (1739, 2457), (1833, 2331)]