311515691284

素因数分解:

$2^2\times 7^1\times {\mathrm{97}}^1\times {\mathrm{907}}^1\times {\mathrm{126457}}^1$

素因数の和:127472

約数の個数: 48

約数和(自身を含む): 630153365632

約数和(自身を除く): 318637674348

約数列:

[1, 2, 4, 7, 14, 28, 97, 194, 388, 679, 907, 1358, 1814, 2716, 3628, 6349, 12698, 25396, 87979, 126457, 175958, 252914, 351916, 505828, 615853, 885199, 1231706, 1770398, 2463412, 3540796, 12266329, 24532658, 49065316, 85864303, 114696499, 171728606, 229392998, 343457212, 458785996, 802875493, 1605750986, 3211501972, 11125560403, 22251120806, 44502241612, 77878922821, 155757845642, 311515691284]

約数ペア:

[(1, 311515691284), (2, 155757845642), (4, 77878922821), (7, 44502241612), (14, 22251120806), (28, 11125560403), (97, 3211501972), (194, 1605750986), (388, 802875493), (679, 458785996), (907, 343457212), (1358, 229392998), (1814, 171728606), (2716, 114696499), (3628, 85864303), (6349, 49065316), (12698, 24532658), (25396, 12266329), (87979, 3540796), (126457, 2463412), (175958, 1770398), (252914, 1231706), (351916, 885199), (505828, 615853)]