287085218

素因数分解:

$2^1\times 7^2\times {\mathrm{23}}^1\times {\mathrm{67}}^1\times {\mathrm{1901}}^1$

素因数の和:2007

約数の個数: 48

約数和(自身を含む): 530794944

約数和(自身を除く): 243709726

約数列:

[1, 2, 7, 14, 23, 46, 49, 67, 98, 134, 161, 322, 469, 938, 1127, 1541, 1901, 2254, 3082, 3283, 3802, 6566, 10787, 13307, 21574, 26614, 43723, 75509, 87446, 93149, 127367, 151018, 186298, 254734, 306061, 612122, 891569, 1783138, 2142427, 2929441, 4284854, 5858882, 6240983, 12481966, 20506087, 41012174, 143542609, 287085218]

約数ペア:

[(1, 287085218), (2, 143542609), (7, 41012174), (14, 20506087), (23, 12481966), (46, 6240983), (49, 5858882), (67, 4284854), (98, 2929441), (134, 2142427), (161, 1783138), (322, 891569), (469, 612122), (938, 306061), (1127, 254734), (1541, 186298), (1901, 151018), (2254, 127367), (3082, 93149), (3283, 87446), (3802, 75509), (6566, 43723), (10787, 26614), (13307, 21574)]