991721819914

素因数分解:

$2^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{3761}}^1\times {\mathrm{1107923}}^1$

素因数の和:1111710

約数の個数: 32

約数和(自身を含む): 1800580358016

約数和(自身を除く): 808858538102

約数列:

[1, 2, 7, 14, 17, 34, 119, 238, 3761, 7522, 26327, 52654, 63937, 127874, 447559, 895118, 1107923, 2215846, 7755461, 15510922, 18834691, 37669382, 131842837, 263685674, 4166898403, 8333796806, 29168288821, 58336577642, 70837272851, 141674545702, 495860909957, 991721819914]

約数ペア:

[(1, 991721819914), (2, 495860909957), (7, 141674545702), (14, 70837272851), (17, 58336577642), (34, 29168288821), (119, 8333796806), (238, 4166898403), (3761, 263685674), (7522, 131842837), (26327, 37669382), (52654, 18834691), (63937, 15510922), (127874, 7755461), (447559, 2215846), (895118, 1107923)]