16495515

素因数分解:

$3^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{109}}^1$

素因数の和:201

約数の個数: 64

約数和(自身を含む): 31680000

約数和(自身を除く): 15184485

約数列:

[1, 3, 5, 9, 15, 19, 27, 45, 57, 59, 95, 109, 135, 171, 177, 285, 295, 327, 513, 531, 545, 855, 885, 981, 1121, 1593, 1635, 2071, 2565, 2655, 2943, 3363, 4905, 5605, 6213, 6431, 7965, 10089, 10355, 14715, 16815, 18639, 19293, 30267, 31065, 32155, 50445, 55917, 57879, 93195, 96465, 122189, 151335, 173637, 279585, 289395, 366567, 610945, 868185, 1099701, 1832835, 3299103, 5498505, 16495515]

約数ペア:

[(1, 16495515), (3, 5498505), (5, 3299103), (9, 1832835), (15, 1099701), (19, 868185), (27, 610945), (45, 366567), (57, 289395), (59, 279585), (95, 173637), (109, 151335), (135, 122189), (171, 96465), (177, 93195), (285, 57879), (295, 55917), (327, 50445), (513, 32155), (531, 31065), (545, 30267), (855, 19293), (885, 18639), (981, 16815), (1121, 14715), (1593, 10355), (1635, 10089), (2071, 7965), (2565, 6431), (2655, 6213), (2943, 5605), (3363, 4905)]