248744223

素因数分解:

$3^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{3491}}^1$

素因数の和:3549

約数の個数: 64

約数和(自身を含む): 469324800

約数和(自身を除く): 220580577

約数列:

[1, 3, 7, 9, 13, 21, 27, 29, 39, 63, 87, 91, 117, 189, 203, 261, 273, 351, 377, 609, 783, 819, 1131, 1827, 2457, 2639, 3393, 3491, 5481, 7917, 10179, 10473, 23751, 24437, 31419, 45383, 71253, 73311, 94257, 101239, 136149, 219933, 303717, 317681, 408447, 659799, 708673, 911151, 953043, 1225341, 1316107, 2126019, 2733453, 2859129, 3948321, 6378057, 8577387, 9212749, 11844963, 19134171, 27638247, 35534889, 82914741, 248744223]

約数ペア:

[(1, 248744223), (3, 82914741), (7, 35534889), (9, 27638247), (13, 19134171), (21, 11844963), (27, 9212749), (29, 8577387), (39, 6378057), (63, 3948321), (87, 2859129), (91, 2733453), (117, 2126019), (189, 1316107), (203, 1225341), (261, 953043), (273, 911151), (351, 708673), (377, 659799), (609, 408447), (783, 317681), (819, 303717), (1131, 219933), (1827, 136149), (2457, 101239), (2639, 94257), (3393, 73311), (3491, 71253), (5481, 45383), (7917, 31419), (10179, 24437), (10473, 23751)]