31229198

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{821}}^1$

素因数の和:873

約数の個数: 64

約数和(自身を含む): 66286080

約数和(自身を除く): 35056882

約数列:

[1, 2, 7, 11, 13, 14, 19, 22, 26, 38, 77, 91, 133, 143, 154, 182, 209, 247, 266, 286, 418, 494, 821, 1001, 1463, 1642, 1729, 2002, 2717, 2926, 3458, 5434, 5747, 9031, 10673, 11494, 15599, 18062, 19019, 21346, 31198, 38038, 63217, 74711, 109193, 117403, 126434, 149422, 171589, 202787, 218386, 234806, 343178, 405574, 821821, 1201123, 1419509, 1643642, 2230657, 2402246, 2839018, 4461314, 15614599, 31229198]

約数ペア:

[(1, 31229198), (2, 15614599), (7, 4461314), (11, 2839018), (13, 2402246), (14, 2230657), (19, 1643642), (22, 1419509), (26, 1201123), (38, 821821), (77, 405574), (91, 343178), (133, 234806), (143, 218386), (154, 202787), (182, 171589), (209, 149422), (247, 126434), (266, 117403), (286, 109193), (418, 74711), (494, 63217), (821, 38038), (1001, 31198), (1463, 21346), (1642, 19019), (1729, 18062), (2002, 15599), (2717, 11494), (2926, 10673), (3458, 9031), (5434, 5747)]