16772406

素因数分解:

$2^1\times 3^1\times 7^2\times {\mathrm{89}}^1\times {\mathrm{641}}^1$

素因数の和:749

約数の個数: 48

約数和(自身を含む): 39521520

約数和(自身を除く): 22749114

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 49, 89, 98, 147, 178, 267, 294, 534, 623, 641, 1246, 1282, 1869, 1923, 3738, 3846, 4361, 4487, 8722, 8974, 13083, 13461, 26166, 26922, 31409, 57049, 62818, 94227, 114098, 171147, 188454, 342294, 399343, 798686, 1198029, 2396058, 2795401, 5590802, 8386203, 16772406]

約数ペア:

[(1, 16772406), (2, 8386203), (3, 5590802), (6, 2795401), (7, 2396058), (14, 1198029), (21, 798686), (42, 399343), (49, 342294), (89, 188454), (98, 171147), (147, 114098), (178, 94227), (267, 62818), (294, 57049), (534, 31409), (623, 26922), (641, 26166), (1246, 13461), (1282, 13083), (1869, 8974), (1923, 8722), (3738, 4487), (3846, 4361)]