215087221804

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{163}}^1\times {\mathrm{68399}}^1$

素因数の和:68639

約数の個数: 96

約数和(自身を含む): 474908313600

約数和(自身を除く): 259821091796

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 52, 53, 91, 106, 163, 182, 212, 326, 364, 371, 652, 689, 742, 1141, 1378, 1484, 2119, 2282, 2756, 4238, 4564, 4823, 8476, 8639, 9646, 14833, 17278, 19292, 29666, 34556, 59332, 60473, 68399, 112307, 120946, 136798, 224614, 241892, 273596, 449228, 478793, 786149, 889187, 957586, 1572298, 1778374, 1915172, 3144596, 3556748, 3625147, 6224309, 7250294, 11149037, 12448618, 14500588, 22298074, 24897236, 25376029, 44596148, 47126911, 50752058, 78043259, 94253822, 101504116, 144937481, 156086518, 188507644, 289874962, 312173036, 329888377, 579749924, 590898961, 659776754, 1014562367, 1181797922, 1319553508, 2029124734, 2363595844, 4058249468, 4136292727, 7681686493, 8272585454, 15363372986, 16545170908, 30726745972, 53771805451, 107543610902, 215087221804]

約数ペア:

[(1, 215087221804), (2, 107543610902), (4, 53771805451), (7, 30726745972), (13, 16545170908), (14, 15363372986), (26, 8272585454), (28, 7681686493), (52, 4136292727), (53, 4058249468), (91, 2363595844), (106, 2029124734), (163, 1319553508), (182, 1181797922), (212, 1014562367), (326, 659776754), (364, 590898961), (371, 579749924), (652, 329888377), (689, 312173036), (742, 289874962), (1141, 188507644), (1378, 156086518), (1484, 144937481), (2119, 101504116), (2282, 94253822), (2756, 78043259), (4238, 50752058), (4564, 47126911), (4823, 44596148), (8476, 25376029), (8639, 24897236), (9646, 22298074), (14833, 14500588), (17278, 12448618), (19292, 11149037), (29666, 7250294), (34556, 6224309), (59332, 3625147), (60473, 3556748), (68399, 3144596), (112307, 1915172), (120946, 1778374), (136798, 1572298), (224614, 957586), (241892, 889187), (273596, 786149), (449228, 478793)]