814216984

素因数分解:

$2^3\times 7^1\times {\mathrm{31}}^1\times {\mathrm{463}}^1\times {\mathrm{1013}}^1$

素因数の和:1520

約数の個数: 64

約数和(自身を含む): 1806704640

約数和(自身を除く): 992487656

約数列:

[1, 2, 4, 7, 8, 14, 28, 31, 56, 62, 124, 217, 248, 434, 463, 868, 926, 1013, 1736, 1852, 2026, 3241, 3704, 4052, 6482, 7091, 8104, 12964, 14182, 14353, 25928, 28364, 28706, 31403, 56728, 57412, 62806, 100471, 114824, 125612, 200942, 219821, 251224, 401884, 439642, 469019, 803768, 879284, 938038, 1758568, 1876076, 3283133, 3752152, 6566266, 13132532, 14539589, 26265064, 29079178, 58158356, 101777123, 116316712, 203554246, 407108492, 814216984]

約数ペア:

[(1, 814216984), (2, 407108492), (4, 203554246), (7, 116316712), (8, 101777123), (14, 58158356), (28, 29079178), (31, 26265064), (56, 14539589), (62, 13132532), (124, 6566266), (217, 3752152), (248, 3283133), (434, 1876076), (463, 1758568), (868, 938038), (926, 879284), (1013, 803768), (1736, 469019), (1852, 439642), (2026, 401884), (3241, 251224), (3704, 219821), (4052, 200942), (6482, 125612), (7091, 114824), (8104, 100471), (12964, 62806), (14182, 57412), (14353, 56728), (25928, 31403), (28364, 28706)]