291239478

素因数分解:

$2^1\times 3^2\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{41381}}^1$

素因数の和:41429

約数の個数: 48

約数和(自身を含む): 697203936

約数和(自身を除く): 405964458

約数列:

[1, 2, 3, 6, 9, 17, 18, 23, 34, 46, 51, 69, 102, 138, 153, 207, 306, 391, 414, 782, 1173, 2346, 3519, 7038, 41381, 82762, 124143, 248286, 372429, 703477, 744858, 951763, 1406954, 1903526, 2110431, 2855289, 4220862, 5710578, 6331293, 8565867, 12662586, 16179971, 17131734, 32359942, 48539913, 97079826, 145619739, 291239478]

約数ペア:

[(1, 291239478), (2, 145619739), (3, 97079826), (6, 48539913), (9, 32359942), (17, 17131734), (18, 16179971), (23, 12662586), (34, 8565867), (46, 6331293), (51, 5710578), (69, 4220862), (102, 2855289), (138, 2110431), (153, 1903526), (207, 1406954), (306, 951763), (391, 744858), (414, 703477), (782, 372429), (1173, 248286), (2346, 124143), (3519, 82762), (7038, 41381)]