215110364

素因数分解:

$2^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{79}}^1\times {\mathrm{3137}}^1$

素因数の和:3258

約数の個数: 48

約数和(自身を含む): 449863680

約数和(自身を除く): 234753316

約数列:

[1, 2, 4, 7, 14, 28, 31, 62, 79, 124, 158, 217, 316, 434, 553, 868, 1106, 2212, 2449, 3137, 4898, 6274, 9796, 12548, 17143, 21959, 34286, 43918, 68572, 87836, 97247, 194494, 247823, 388988, 495646, 680729, 991292, 1361458, 1734761, 2722916, 3469522, 6939044, 7682513, 15365026, 30730052, 53777591, 107555182, 215110364]

約数ペア:

[(1, 215110364), (2, 107555182), (4, 53777591), (7, 30730052), (14, 15365026), (28, 7682513), (31, 6939044), (62, 3469522), (79, 2722916), (124, 1734761), (158, 1361458), (217, 991292), (316, 680729), (434, 495646), (553, 388988), (868, 247823), (1106, 194494), (2212, 97247), (2449, 87836), (3137, 68572), (4898, 43918), (6274, 34286), (9796, 21959), (12548, 17143)]