213538472

素因数分解:

$2^3\times 7^2\times {\mathrm{139}}^1\times {\mathrm{3919}}^1$

素因数の和:4078

約数の個数: 48

約数和(自身を含む): 469224000

約数和(自身を除く): 255685528

約数列:

[1, 2, 4, 7, 8, 14, 28, 49, 56, 98, 139, 196, 278, 392, 556, 973, 1112, 1946, 3892, 3919, 6811, 7784, 7838, 13622, 15676, 27244, 27433, 31352, 54488, 54866, 109732, 192031, 219464, 384062, 544741, 768124, 1089482, 1536248, 2178964, 3813187, 4357928, 7626374, 15252748, 26692309, 30505496, 53384618, 106769236, 213538472]

約数ペア:

[(1, 213538472), (2, 106769236), (4, 53384618), (7, 30505496), (8, 26692309), (14, 15252748), (28, 7626374), (49, 4357928), (56, 3813187), (98, 2178964), (139, 1536248), (196, 1089482), (278, 768124), (392, 544741), (556, 384062), (973, 219464), (1112, 192031), (1946, 109732), (3892, 54866), (3919, 54488), (6811, 31352), (7784, 27433), (7838, 27244), (13622, 15676)]