217070464

素因数分解:

$2^7\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{1787}}^1$

素因数の和:1887

約数の個数: 64

約数和(自身を含む): 472353840

約数和(自身を除く): 255283376

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 64, 73, 104, 128, 146, 208, 292, 416, 584, 832, 949, 1168, 1664, 1787, 1898, 2336, 3574, 3796, 4672, 7148, 7592, 9344, 14296, 15184, 23231, 28592, 30368, 46462, 57184, 60736, 92924, 114368, 121472, 130451, 185848, 228736, 260902, 371696, 521804, 743392, 1043608, 1486784, 1695863, 2087216, 2973568, 3391726, 4174432, 6783452, 8348864, 13566904, 16697728, 27133808, 54267616, 108535232, 217070464]

約数ペア:

[(1, 217070464), (2, 108535232), (4, 54267616), (8, 27133808), (13, 16697728), (16, 13566904), (26, 8348864), (32, 6783452), (52, 4174432), (64, 3391726), (73, 2973568), (104, 2087216), (128, 1695863), (146, 1486784), (208, 1043608), (292, 743392), (416, 521804), (584, 371696), (832, 260902), (949, 228736), (1168, 185848), (1664, 130451), (1787, 121472), (1898, 114368), (2336, 92924), (3574, 60736), (3796, 57184), (4672, 46462), (7148, 30368), (7592, 28592), (9344, 23231), (14296, 15184)]