4380165

素因数分解:

$3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{109}}^1$

素因数の和:186

約数の個数: 48

約数和(自身を含む): 8236800

約数和(自身を除く): 3856635

約数列:

[1, 3, 5, 9, 15, 19, 45, 47, 57, 95, 109, 141, 171, 235, 285, 327, 423, 545, 705, 855, 893, 981, 1635, 2071, 2115, 2679, 4465, 4905, 5123, 6213, 8037, 10355, 13395, 15369, 18639, 25615, 31065, 40185, 46107, 76845, 93195, 97337, 230535, 292011, 486685, 876033, 1460055, 4380165]

約数ペア:

[(1, 4380165), (3, 1460055), (5, 876033), (9, 486685), (15, 292011), (19, 230535), (45, 97337), (47, 93195), (57, 76845), (95, 46107), (109, 40185), (141, 31065), (171, 25615), (235, 18639), (285, 15369), (327, 13395), (423, 10355), (545, 8037), (705, 6213), (855, 5123), (893, 4905), (981, 4465), (1635, 2679), (2071, 2115)]