15681393

素因数分解:

$3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{467}}^1$

素因数の和:534

約数の個数: 48

約数和(自身を含む): 28619136

約数和(自身を除く): 12937743

約数列:

[1, 3, 7, 9, 13, 21, 39, 41, 63, 91, 117, 123, 273, 287, 369, 467, 533, 819, 861, 1401, 1599, 2583, 3269, 3731, 4203, 4797, 6071, 9807, 11193, 18213, 19147, 29421, 33579, 42497, 54639, 57441, 127491, 134029, 172323, 248911, 382473, 402087, 746733, 1206261, 1742377, 2240199, 5227131, 15681393]

約数ペア:

[(1, 15681393), (3, 5227131), (7, 2240199), (9, 1742377), (13, 1206261), (21, 746733), (39, 402087), (41, 382473), (63, 248911), (91, 172323), (117, 134029), (123, 127491), (273, 57441), (287, 54639), (369, 42497), (467, 33579), (533, 29421), (819, 19147), (861, 18213), (1401, 11193), (1599, 9807), (2583, 6071), (3269, 4797), (3731, 4203)]