31672886

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{167}}^1$

素因数の和:249

約数の個数: 64

約数和(自身を含む): 61931520

約数和(自身を除く): 30258634

約数列:

[1, 2, 7, 14, 19, 23, 31, 38, 46, 62, 133, 161, 167, 217, 266, 322, 334, 434, 437, 589, 713, 874, 1169, 1178, 1426, 2338, 3059, 3173, 3841, 4123, 4991, 5177, 6118, 6346, 7682, 8246, 9982, 10354, 13547, 22211, 26887, 27094, 36239, 44422, 53774, 72478, 72979, 94829, 98363, 119071, 145958, 189658, 196726, 238142, 510853, 688541, 833497, 1021706, 1377082, 1666994, 2262349, 4524698, 15836443, 31672886]

約数ペア:

[(1, 31672886), (2, 15836443), (7, 4524698), (14, 2262349), (19, 1666994), (23, 1377082), (31, 1021706), (38, 833497), (46, 688541), (62, 510853), (133, 238142), (161, 196726), (167, 189658), (217, 145958), (266, 119071), (322, 98363), (334, 94829), (434, 72979), (437, 72478), (589, 53774), (713, 44422), (874, 36239), (1169, 27094), (1178, 26887), (1426, 22211), (2338, 13547), (3059, 10354), (3173, 9982), (3841, 8246), (4123, 7682), (4991, 6346), (5177, 6118)]