16201845

素因数分解:

$3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{461}}^1$

素因数の和:554

約数の個数: 48

約数和(自身を含む): 31135104

約数和(自身を除く): 14933259

約数列:

[1, 3, 5, 9, 11, 15, 33, 45, 55, 71, 99, 165, 213, 355, 461, 495, 639, 781, 1065, 1383, 2305, 2343, 3195, 3905, 4149, 5071, 6915, 7029, 11715, 15213, 20745, 25355, 32731, 35145, 45639, 76065, 98193, 163655, 228195, 294579, 360041, 490965, 1080123, 1472895, 1800205, 3240369, 5400615, 16201845]

約数ペア:

[(1, 16201845), (3, 5400615), (5, 3240369), (9, 1800205), (11, 1472895), (15, 1080123), (33, 490965), (45, 360041), (55, 294579), (71, 228195), (99, 163655), (165, 98193), (213, 76065), (355, 45639), (461, 35145), (495, 32731), (639, 25355), (781, 20745), (1065, 15213), (1383, 11715), (2305, 7029), (2343, 6915), (3195, 5071), (3905, 4149)]