16402419

素因数分解:

$3^4\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{449}}^1$

素因数の和:513

約数の個数: 40

約数和(自身を含む): 27442800

約数和(自身を除く): 11040381

約数列:

[1, 3, 9, 11, 27, 33, 41, 81, 99, 123, 297, 369, 449, 451, 891, 1107, 1347, 1353, 3321, 4041, 4059, 4939, 12123, 12177, 14817, 18409, 36369, 36531, 44451, 55227, 133353, 165681, 202499, 400059, 497043, 607497, 1491129, 1822491, 5467473, 16402419]

約数ペア:

[(1, 16402419), (3, 5467473), (9, 1822491), (11, 1491129), (27, 607497), (33, 497043), (41, 400059), (81, 202499), (99, 165681), (123, 133353), (297, 55227), (369, 44451), (449, 36531), (451, 36369), (891, 18409), (1107, 14817), (1347, 12177), (1353, 12123), (3321, 4939), (4041, 4059)]